Test yourself 2
第一节 单项填空
请认真阅读下面各题，从题中所给的Ａ、Ｂ、Ｃ、Ｄ四个选项中，选出最佳选项。
1. —What’s that noise? It sounds as if it comes from upstairs.
—________. It must be the window-cleaner working next door.
A. I hope not B. I’d rather not
C. I’m not sure D. I don’t think so
2. There is _______ problem with online classes; learners have easy access to _______ games, blogs and other sites at the click of a button.
A. a; the B. the; 不填
C. a; 不填 D. the; the
3. It is said that many of his shoes and clothes are made _______ measure.
A. to B. by
C. at D. with
4. More express deliveries（快递）mean consuming more packing materials, only some of which can be _______, thus bringing a severe challenge to the environment.
A. reserved B. recycled
C. replaced D. removed
5. To conserve energy, your country is carrying out a(n) _______ policy（政策）of promoting the development of
