1. 時間前的at/in/on
- 具體到某天用on
- On January 25th
- On January 25, 2010
- 具體到年或者月用In
- In 2010
- In January
- In January 2010
- 具體到幾點(diǎn)用at
- I get up at six in the morning.
- In January 2010, 25th, at 6:00 a.m
- 一些固定搭配
- in the morning/afternoon/evening
- at noon/night
- on the weekend
- on school days 在上學(xué)日
- late at night 在深夜
2. assure 和 ensure 的區(qū)別
- I want to assure you that nothing will go wrong tomorrow．
我想向你保證嫩挤，明天不會出錯岂昭。assure是“向某人保證”(make someone confident)的意思 - I want to ensure that nothing will go wrong tomorrow．
我想確保明天不會出錯狠怨。ensure是“確定”(make certain)的意思
3. might 和 may
- may 可以放在句首也可以放在句中
- 而might 要放在句中不能放在句首
- might 在虛擬語氣時用的較多
- 再有就是 might 在作為 may 的過去試時候用
