當我們想談論一個動作發生的時間時，
前面肯定會搭配一個介詞。
最常見的是at, in和on。
很多同學都弄不清這三個介詞具體搭配哪個時間
今天我們就來一起梳理一下~
atinon
a specific time
a meal timea month/season/year
a part of the daya specific day or date
a day + (morning, night, etc.)
At
當我們想指一個特定的時間點時，我們使用介詞at，指某個特定的小時。
Examples:
Henry's test ends at 3 o'clock! He is afraid he won't finish!
亨利的考試在3點結束!他擔心自己完不成!
Your plane leaves at 4:55pm. We should go to the airport now.
你的飛機下午4:55起飛。我們現在應該去機場。
當說到吃飯的時間時，我們也用at
Examples:
At lunch, I like to have a big glass of water.
午餐時，我喜歡喝一大杯水。
We always listen to the radio at breakfast-time so that we can hear the morning news.
我們總是在早餐時間聽收音機，這樣我們就能聽到早間新聞。
- Are you?
你也去嗎?
- No. I'll pay homage at dinner.
不去。晚餐時再見她不遲。
一些固定的表達里也用at。比如下面的句子
Examples:
At that time, Maggie didn't know that he was a secret agent!
那時候，瑪姬不知道他是個特工!
She was about to make a cup of tea, but right at that moment, the phone rang.
她正要泡杯茶，但就在這時，電話響了。
In
當指年份，月份和季節的時候，我們用介詞in
Examples:
We love to go to the beach in the summer to build sand castles and swim in the sea.
我們喜歡在夏天去海灘建造沙堡和在海里游泳。
We moved into this house in 2003.
我們是2003年搬進這所房子的。
Classes will begin in September. Be sure to sign up for all your courses before then.
九月份開始上課。一定要在那之前注冊你所有的課程。
Back in the 1800s, women didn't have the same rights that they do today.
在19世紀，女性沒有今天這樣的權利。
In the winter of 1937, my grandfather was born.
1937年冬天，我的祖父出生了。
當我們想談論一天中的某段時間時，我們也使用介詞in。
Examples:
Greg is never hungry in the morning. His first meal is lunch!
格雷格早上從不餓。他的第一餐是午餐!
My uncle likes to take a nap in the afternoon.
我叔叔喜歡在下午小睡一會兒。
Do your parents watch the news on television in the evening?
你的父母晚上看電視上的新聞嗎?
但是，這有一個例外，當我們說night的時間時，我們用介詞at
Example:
Roosters never crow at night. They only start crowing in the morning.
公雞在晚上從來不叫。他們只在早晨開始打鳴。
On
當我們談論一個特定的日子或日期時，我們使用介詞on。
Examples:
On Christmas Day, some families give each other gifts under the Christmas tree. Other families have their celebrations on different special days.
在圣誕節，一些家庭在圣誕樹下互贈禮物。其他家庭在不同的特殊日子慶祝。
We have a very important meeting on Wednesday. Please don't be late!
我們星期三有一個非常重要的會議。請不要遲到!
當我們談論某天的(早上，晚上，等等)時，我們也使用介詞on。
Examples:
There was a big parade on Saturday afternoon.
星期六下午有一個大游行。
She has a lot of trouble getting out of bed on Monday mornings!
星期一早上她起床總是很困難
I like to go to the park on the weekends.我喜歡在周末去公園
但是,記住!在美國我們用on the weekend，但在英國我們用at the weekend。兩者都是正確的。
