(2013·湖南.26)If nothing .the oceans will turn into fish deserts.A．does B．had been doneC．will do D．is done 题目和参考答案——青夏教育精英家教网—

题目内容

(2013·湖南，26)If nothing________，the oceans will turn into fish deserts.

A．does B．had been done

C．will do D．is done

【解析】

考查时态和语态。首先nothing与do之间为被动关系，排除A、C两项；根据主句的一般将来时态可知，if引导的条件状语从句使用一般现在时态。故选D。

练习册系列答案

相关题目

(2013·鲁西南名校联考卷)Recently divorced and unemployed，I was on my way downtown to do the rounds of the employment offices.I had no umbrella，for my old one had ____，and I could not ____ another one.

I sat down in the ____ and there against my seat was a(n) ____ silk umbrella with a silver handle.I had ____ seen anything so lovely.I examined the handle and saw a carved ___.The usual procedure would have been to ____ the umbrella to the conductor，but an idea __ to me.I decided to take it with me and find the owner myself.

I got off the bus in a downpour and ____ opened the umbrella to protect myself.Then I ____ a telephone book for the name on the umbrella.I called and a lady ____.

Yes，she said ____，that was her umbrella，which her parents，now dead，had given her as a birthday present.But，she ____，it had been stolen ____ her doorstep a month before.

She was so excited that I ____ I was looking for a job and went directly to her house.She took the umbrella，and her eyes were filled with ____.She wanted to give me a ____，but－though twenty dollars was all I had in the world－her happiness at regaining this ____ possession was beyond words and I believed accepting her money would have ____ something.We talked for a while and I left.

A week later，I got a job as a sales manager ____.It might be my kindness that paid off.But who knows?

1.A.broken up B．gone away C．fallen apart D．faded away

2.A.afford B．borrow C．find D．repair

3.A.office B．bus C．theater D．train

4.A.ugly B．beautiful C．worn D．ancient

5.A.even B．always C．already D．never

6.A.design B．number C．name D．brand

7.A.turn in B．show off C．open up D．carry away

8.A.occurred B．ran C．struck D．happened

9.A.firmly B．suddenly C．casually D．thankfully

10.A.read B．searched C．got D．used

11.A.appeared B．replied C．answered D．screamed

12.A.in surprise B．in panic C．in silence D．in anger

13.A.assumed B．added C．declared D．announced

14.A.from B．in C．beside D．of

15.A.mentioned B．forgot C．realized D．remembered

16.A.memory B．honor C．tears D．thanks

17.A.gift B．position C．hug D．reward

18.A.expensive B．common C．rare D．special

19.A.bought B．ruined C．expressed D．enjoyed

20.A.immediately B．naturally C．hopefully D．unexpectedly

(2013·天津，9)No one________ be more generous；he has a heart of gold.

A．could B．must C．dare D．need

—Are you coming to Jeff's party?

—I'm not sure.I ________ go to the concert instead.

A．must B．would C．should D．might

(2013·辽宁，22)He was unhappy when he sold his guitar.After all，he________it for a very long time.

A.has had B．had had C．has D．had

—Take this medicine three times a day，Tom!

—Do I have to take it？It ________ so terrible.

A．is tasting B．is tasted

C．tastes D．has tasted

Visitors ________ not to touch the exhibits.

A．will request B．are requested

C．are requesting D．request

(2013·福建，34)Not until he went through real hardship ________ the love we have for our families is important.　　　　　　　　　　　　　　　　　　

A．had he realized B．did he realize

C．he realized D．he had realized

________ made the school proud was ________ more than 90% of the students had been admitted to key universities.

A．What；because B．What；that

C．That；what D．That；because

试题分类