4- Avoid these Common Mistakes with PREPOSITIONS of TIME

Source: https://www.youtube.com/watch?v=hOMH2XG9UVQ

Answer: b) on

Explanation: We use the preposition "on" for days of the week.

I have a doctor's appointment ______ Monday.

    a) in
    b) on
    c) at
    d) (no preposition)

Answer: a) in

Explanation: We use "in" for parts of the day like "the morning," "the afternoon," and "the evening."

She loves to go for a walk ______ the morning.

    a) in
    b) on
    c) at
    d) (no preposition)

Answer: a) in

Explanation: We use "in" for a period of time in the future (e.g., in seven days, in two weeks, in three months).

They are going on vacation ______ three weeks.

    a) in
    b) on
    c) at
    d) for

Answer: a) in

Explanation: With negative sentences in the present perfect tense (I haven't seen...), we can use "in" to talk about a period of time. ("For" is also correct, but "in" is a valid option here).

I haven't seen my old school friends ______ a long time.

    a) in
    b) on
    c) at
    d) (no preposition)

Answer: a) in

Explanation: We use the preposition "in" for months.

My birthday is ______ July.

    a) in
    b) on
    c) at
    d) (no preposition)

Answer: d) (no preposition)

Explanation: We do not use a preposition with "this," "last," "next," or "every."

I'll call you ______ this Saturday.

    a) in
    b) on
    c) at
    d) (no preposition)

Answer: c) at

Explanation: We use the preposition "at" for specific times, including "night."

He usually works ______ night.

    a) in
    b) on
    c) at
    d) (no preposition)

Answer: b) on

Explanation: We use the preposition "on" for specific dates.

We need to finish the project ______ June 15th.

    a) in
    b) on
    c) at
    d) for

Answer: d) a

Explanation: When talking about frequency (once, twice, three times), we use "a" (meaning "per") before the time unit (day, week, month).

I go to the gym twice ______ week.

    a) in
    b) on
    c) at
    d) a

Answer: d) for

Explanation: We use "for" to talk about a duration of time. This is used with both positive and negative sentences.

She has lived in London ______ five years.

    a) in
    b) on
    c) at
    d) for

Answer: a) in

Explanation: We use "in" with years. "2026" is a year, not a specific day.

The new museum will open ______ 2026.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for specific days. Even though "morning" usually takes "in," when it is modified by a specific day ("Monday morning"), the preposition changes to "on."

I have an important job interview ______ Monday morning.

    a) in
    b) on
    c) at
    d) for

Answer: a) in

Explanation: We use "in" with seasons, such as winter, spring, summer, and autumn.

We always go skiing ______ winter.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" with specific dates. "September 15th" is a specific date, not just the month.

Our anniversary is ______ September 15th.

    a) in
    b) on
    c) at
    d) for

Answer: a) in

Explanation: We use "in" with months. The sentence refers to the entire month of July, not a specific day within it.

The conference was held ______ July.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" with days of the week.

Please submit your report ______ Friday.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" with full, specific dates, including the day and year.

The contract expires ______ December 31, 2024.

    a) in
    b) on
    c) at
    d) for

Answer: a) in

Explanation: We use "in" with seasons. The event happens sometime during the broad period of summer.

My family reunion takes place ______ the summer.

    a) in
    b) on
    c) at
    d) for

Answer: c) at

Explanation: We use "at" for specific, exact times.

The flight departs ______ 8:00 PM.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for specific days. The phrase "a sunny day" specifies a particular day, even if the exact date is unknown.

He was born ______ a sunny day in May.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for the specific day itself. "New Year's Eve" refers to the precise date of December 31st.

All the children are excited to see the fireworks ______ New Year's Eve.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for the specific day itself. "New Year's Day" refers to the precise date of January 1st.

The city is always so quiet ______ New Year's Day because everyone is resting.

    a) in
    b) on
    c) at
    d) for

Answer: c) at

Explanation: We use "at" for the general holiday period or season. Decorating and gift-giving are traditions that happen during the Christmas season, not necessarily only on the single day of December 25th.

We usually decorate a tree and give gifts ______ Christmas.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for the specific day itself. The special prayer is a key event that happens on the exact day of Eid.

The special prayer for the holiday is held ______ Eid al-Fitr.

    a) in
    b) on
    c) at
    d) for

Answer: c) at

Explanation: We use "at" for the general holiday period. The phrase "the Christmas season" explicitly refers to the extended period of time, not a single day.

My grandmother always bakes special cookies ______ the Christmas season.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for the specific day itself. The engagement happened on the precise date of February 14th.

They got engaged ______ Valentine's Day.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for the specific day itself. "Easter Monday" is a specific public holiday that falls on a particular date.

Schools and many businesses are closed ______ Easter Monday.

    a) in
    b) on
    c) at
    d) for

Answer: c) at

Explanation: We use "at" for the general holiday period. Visiting relatives is an activity that often happens over the several days of the Eid celebration, not just at one moment.

It's a tradition in our country to visit our relatives ______ Eid.

    a) in
    b) on
    c) at
    d) for

Answer: b) on

Explanation: We use "on" for the specific day itself. This speech is an event that marks the specific national holiday.

The president gives a speech to the nation ______ Independence Day.

    a) in
    b) on
    c) at
    d) for

Answer: c) at

Explanation: We use "at" for the general holiday period. The feeling of joy describes the atmosphere during the time surrounding the New Year celebration.

There is a feeling of joy and renewal ______ New Year.

    a) in
    b) on
    c) at
    d) for