内容正文:
Unit 3 The Internet
现在完成时的被动语态
1.He ________(recognize) as a role model since he entered senior high school.
2.In the past year I _________ (inspire) to buy e-books instead of paper books.
3.A: Where can I read those comments?
B: Online. They _________ (post) already.
4.Both learning sites _________ (visit) by over 10, 000 people since last year.
5.Can you tell me what _________ (do) to bridge the digital divide?
6.This keyboard _________ (not use) for a long time.
7.Tom as well as two of his friends________(invite) to the party so far.
8.My father _________ (employ) at this job since 1990.
9.Wildlife _______ (threat) greatly by human expansion in the last few years.
10.—My car ______(damage) seriously. Don’t you see that?
—Just tell me what you want for the damage.
11.Up to now, a number of tests ________ (conduct) to make sure that it has no side effects.
12.The country ________ (tear) apart since the war broke out. People are trying to rebuild their homes.
13.For the past three years he _________(employ) as a firefighter.
14.Up to now, no conclusion_______(reach) about who the first prize should go to.
15.So far more than one generation of schoolchildren _________(amaze) by Franklin’s bravery and scientific approach to looking for truth.
16.A peaceable settlement ________(reach) so far by the two sides.
17.All the evidence ______ (destroy) in the past few hours, yet the police are still doing all they can to break through.
18.Fifty percent of my task ________ (do) so far.
19.Three grand bridges ________ (build) over the Changjiang River in Wuhu so far.
20.The children were amused to see that the man ________ (fool) by them.
21.Large quantities of water in the lake _________ (pollute), terrible smells coming out from time to time.
22.We are confident that the environment ________ (improve) by our further efforts to reduce pollution.
23.Nine spacecrafts ________ (send) to study Jupiter by now. The most recent was Juno, which arrived at the planet