Unit 4 Amazing science
综合能力演练
【巩固练习】
I.单项选择。
1. —I won’t have a trip to Mount Huang unless Amy_____, either.
—You mean you’ll go if Amy goes?
A. will invite B. invites C. is invited D. will be invited
2. She was heard _____ an English song in her home last night.
A. sing B. sang C.to sing D. singing
3. —Wow. What a beautiful coat!
—I bought it in Suzhou last year. It’s _____ silk. It’s dear.
A. made of B. made from C. made in D. made by
4. Two years _____ since I came here.
