求救英语高手们1：As a result of the serious flood,two-thirds of the

1：As a result of the serious flood,two-thirds of the buildings in the area 1 .
1.need repairing
2.needs to repair
3.needs repairing
4.need to repair
2：The new appointment of our president ___1____ from the very beginning of next semester.
1.takes effect
2.takes part
3.takes place
4.takes turns
3：It is useful to be able to predict the extent ___3____ which a price change will affect supply and demand.
1.from
2.with
3.to
4.for
4：Last year the advertising rate ____4___ by 20 percent.
1.raised
2.aroused
3.arose
4.rose
5：I ___2__ much to Mr.Black’s kind help and support.
1.own
2.owe
3.thank
4.think
6：Only after years of intensive work ______3_____ the mystery of DAN.
1.he solved
2.and he solved
3.did he solve
4.solved
7：I'd rather read than watch television； the programs seem ____2___ all the time.
1.to get worse
2.to be getting worse
3.to have got worse
4.getting worse
8：It’s the sort of work that 1 a high level of concentration.
1.calls for
2.makes up
3.lies in
4.stands for
9：The girl is very __1____ in both work and life.
1.organized
2.organize
3.to organize
4.organizing
10：I have longed to ___2__ my study abroad.
1.farther
2.further
3.learn
4.go