I was an English teacher one year ago.
一年前我是一名英语老师。
I bought a yellow dress yesterday afternoon.
昨天下午我买了一条黄裙子。
I wasn't an English teacher one year ago.
一年前我不是一名英语老师。
I didn't buy a yellow dress yesterday afternoon.
昨天下午我没买一条黄裙子。
Were you an English teacher one year ago?
一年前你是一名英语老师吗？
Did you buy a yellow dress yesterday afternoon?
昨天下午你买了一条黄裙子吗？
What were you one year ago?
一年前你是做什么的？
When did you buy a yellow dress?
你什么时候买了一条黄裙子？
He was here just now.
他刚才还在这里。
What did you do yesterday?
你昨天做了什么事？
We often played together when we were children.
我们小时候常在一起玩。
He used to smoke a lot, but he doesn’t now.
他过去经常抽烟，但现在不抽了。
Whenever we were in trouble, he would help us.
每当我们遇到困难，他都会帮助我们。
At that time she was very good at English.
那时她英语学得很好。
I wondered if you could help me.
不知你能不能帮我一下。
I didn’t know you were here.
没想到你在这里。
He opened the door, rushed out and then disappeared.
他打开门，冲了出去，然后就消失了。
——Your phone number again? I didn’t quite catch it. 请再说一次你的电话号码，好吗？我刚才没听清楚。
——是2566666。