Tense & Aspect

My head _ hurt.

• feel

• feels

• feeling

I _ my homework last night.

• will not finish

• doesn't finish

• didn't finish

• wasn't finish

_ you join my party tomorrow?

• Are

• Will

• Did

• Have

我们正在玩游戏

We _ games now.

• play

• playing

• are play

• are playing

这句话对吗?

I'm thinking about the knowledge that you said.

• 对

• 错

在我昨晚吃饭的时候，他给我打电话。

While I _ last night, he _ me.

• eat

  call

• am eating

  call

• ate

  called

• was eating

  called

下面哪个翻译是正确的？

As soon as the company made prices affordable, sales improved.

• 销售一增长，这个公司就调整了产品价格。

• 直到这个公司调整了价格，销量才提升。

• 这个公司刚调整了产品价格，销量就增长了。

• 直到销量提升，这个公司才调整了价格。

这句话什么意思？

Shells (贝壳) used to be money.

• 贝壳被用做钱

• 贝壳曾是钱

我已经上了一天课了！

I _ classes all day!

• take

• took

• have taken

• have being taken

She hasn't studied _ several hours.

• to

• in

• since

• for