1. The latest data put forward by the states suggested that the business ___ improving.

A. was B. be C. being D. should

解析：此句主要结构为The latest data suggested that …且suggested为“暗示，表明”从句不用虚拟。

2. It was dark. We decided to ______for the night at a farmhouse.

A. put away B. put down C. put up D. put on

解析：put away收好，保存好(2)把…放在一边 put down 写下，记下;镇压

put up留sb过夜;举起 put on 穿上

3. Her sister has become a lawyer, she wanted to be.

A.who B.that C.what D.which

解析：which引导定语从句，修饰先行词a lawyer

4. The driver was at ___ loss when ____ word came that he was forbidden to drive for speeding.

A. a; / B. a; the C. the; the D. /; /

解析：at a loss茫然，不知所措 word 表“消息，信息”为无冠词名词 Word came that… 消息传来说……

5. Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _________ the number of people infected with the virus is going up sharply.

A. when B. that C. so that D. where

解析：where= in which引导定语从句，修饰先行词Asia ，即“在亚洲被病毒感染的人数一直在急剧上升。”

6. The government has taken some measures to solve the shortage of electricity, but it may be some time

___________ the situation improves.

A. since B. when C. unless D. before

解析：It may/ will(not)be …before…

It was(not)…before… It is(has been)…since…

7. ----How do you find our company?

----A little worried. We _________ ground as a leader in the field of IT with the others speeding up development.

A .have lost B. are losing C. lost D. were losing

解析：根据答句“A little worried. ”可知我们还未失去领先地位，正逐步失去。

8. The newcomer is from Tibet, ________ I can tell from his appearance.

A. which B. what C. where D. who

解析：which 引导定语从句，指代前面整个句子The newcomer is from Tibet，

9. The report said a bus went out of control on a highway south of the city and rushed into a river.

A.the ,the B./ ,the C.the, / D./,/

解析：out of control 失去控制 to the south of the city 在这座城市的南边(to the可省)

10. The husband rushed to the hospital he heard that his wife was injured .

A.at the moment B.for the moment C.in a moment D.the moment

解析：名词引导时间状语从句

the moment=the minute / the instant = immediately / directly (adv.)= as soon as (conj.)