1.Doing more exercise is dood for our h______.

2.Computers are becoming more and more popular,but some still ____ too much.
A.cost B.speng C.take D.pay

3.The plane didn't take off_____the heavy rain.
A.because B.because of C.so D.and

4.My friend Vivian is an____girl.
A.eighteen-year-old B.eighteen years old

5.--Have you finished ______ the book?
--No,I haven't.But I will finish it soon.
A.reading B.to look C.to read D.looking

6.I have never _____ the brave girl before.
A.hear of B.heard of C.hear from D.heard

1.Doing more exercise is dood for our health.

2.Computers are becoming more and more popular,but some still ____ too much.
A.cost B.spend C.take D.pay

选 A.cost 花费（物花人多少钱用cost，人花于物多少钱用spend)。

3.The plane didn't take off_____the heavy rain.
A.because B.because of C.so D.and

选 B. because of 由于 because of + 名词性短语，而because + 从句。

4.My friend Vivian is an____girl.
A.eighteen-year-old B.eighteen years old

选 A. 表年龄做定语得用连字符相连，且 year 不加 s。

5.--Have you finished ______ the book?
--No,I haven't.But I will finish it soon.
A.reading B.to look C.to read D.looking

选 A. finish doing sth. 完成做某事，固定结构。

6.I have never _____ the brave girl before.
A.hear of B.heard of C.hear from D.heard

选 B. have done 现在完成， hear得变化为过去分词形式。

hear of 听说
hear from 收到来自XXX的信件。