In 用在一段时间：年，月，季节，十年，世纪，上午，下午，晚上等
Sarah was born in January.
Her aunt was born in 1978.
Her great-grandmother was born in the 1920s.
I like to go skiing in winter.
Our daughter usually does yoga in the morning.
We used to play tennis in the afternoon.
但 at night
I don't like to go out at night.
用在将来时态，表示“....之后”
My mother will be on vacation in a few weeks.
I am going to see my best friend in a couple of days.
At 表示具体时间点和节日
The movie starts at six o'clock.
My father goes to bed at 10:30.
My last class ends at two p.m.
I love the atmosphere at Cherry Blossom time.
People tend to become more hopeful at springtime.
On 用在特指的某天及上下午和晚上
On Monday, I am taking my dog for a run.
On Fridays, I get my hair done.
on Christmas Day - On Christmas Day, my family goes to church.
on October 22nd - On October 22nd, I am going to buy a new television.
on the morning of July 4, we celebrate our Independence Day.
on workdays on weekends 但at the weekend
By 到...时候:
I will finish work by seven o'clock.
The director will have made his decision by the end of next week.
Before / After
I'll see you after class.
She bought that house before 1995.
I'll see you after June.
Since 自从/ For 表示一段时间
We've lived in New York since 2021.
I've been working for three hours.
She's wanted to have that since December.
He worked for three five months to save up the money.
练习
My friend usually has lunch _____ one o'clock.
I promise you that I will finish the report _____ the end of next week.
Do you like to go out _____ night?
They have been studying _____ two hours.
Her birthday is _____ March.
I'd like to have dinner _____ Saturday. Are you free?
Alice was born in California _____ 1928.
Don't you like the feeling in the air _____ festival time?
They often watch the news _____ the evening.
We'll see each other again _____ three months' time.
Kevin will finish his class _____ April.
People spent a lot of time watching TV _____ the 1980s.
I'm happy that I was able to make that decision _____ time.
Don't worry if you arrive _____ seven o'clock, we'll hold a seat for you.
Alexander has worked in that position _____ 2014.
Answers:
at
by / before
at
for
in
on
in
at
in
in
in
in
in / on
after
since
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