Great changes have taken place in that school. It is no longer ___ it was 20 years ago, ___ it was so poorly equipped.
A.what, when | B.that, which | C.what, which | D.which, that |
18. I used to be a very delighted girl. I guess no human being could have passed _______ childhood.
A.a happy | B.a happier | C.the happier | D.the happiest |
17. The new outline will throw light _______ students’ understanding of history.
A.upon | B.at | C.of | D.Over |
--- Well, Linda, I’m sorry but I have to leave.
--- _______. I hope to hear from you soon.
A.So am I | B.Enjoy yourself | C.Don’t be so sad | D.Keep in touch |
15. Researchers _______ to develop vaccines and this will probably take several months to complete.
A.are working | B.worked | C.will work | D.has worked |
14. Water can absorb and give off a lot of heat, thus ________ a stable environment.
A.creating | B.to creat | C.created | D.being created |