1.【考例】After Yang Liwei succeeded in circling the earth, __ ______our astronauts desire to do is walk in space.
A. where B. what
C. that D. how
【题意】杨利伟成功地环绕地球飞行之后,我们的宇航员所渴望做的事情是在太空行走.
【考点】what引导主语从句.
【简析】通过分析题干结构可以看出,主句主语是由一个句子充当的,而且这个句子中的谓语desire缺少宾语,应该排除A、D两项；在引导主语从句时that无词义,因此正确答案是B.
2.【考例】I think Father would like to know________I've been up to so far, so I decided to send him a quick note.
A. which B. why
C. what D. how
【题意】我认为父亲想知道目前我在做什么,所以我决定给他发个短信.
【考点】what引导宾语从句.
【简析】know后面跟有一个宾语从句,从句中be up to缺少宾语,所以应该选一个连接代词引导宾语从句,这样B、D是错误的；A项不符合题意,正确答案是C.
3.【考例】—Are you still thinking about yesterday's game?
—Oh, that's________.
A. what makes me feel excited
B. whatever I feel excited about
C. how I feel about it
D. when I feel excited
【题意】——你还在想昨天的比赛吗?——哦,那就是使我感到兴奋的事情.
【考点】what引导表语从句.
【简析】根据问话人的意图,想知道的不是“怎么样”、也不是“什么时候”,所以排除C、D两项,B项不合题意.答案是A.
4. 【考例】Our hometown has changed a lot, and now it is quite different from________a few years ago.
A. what it used to be
B. that it used to be
C. which it used to be
D. what was it
【题意】我们的家乡变化很大,它现在与数年前的样子完全不同了.
【考点】what引导宾语从句.
【简析】介词from后面是一个宾语从句,分析所给的选项可以看出,be应该带有自己的表语意思才能完整,这样B、D两项错误,C项不符合题意.正确答案是A.
5.【考例】A modern city has been set up in________was a wasteland ten years ago.
A. what B. which C. that D. where
【题意】一座现代化城市已经在十年前是垃圾场的地方拔地而起.
【考点】what引导宾语从句.
【简析】介词in后面应该是一个名词性的结构,再加上这个结构中缺少的是主语,而不是地点状语,因此要首先排除D项；B、C两项不合乎题意.答案是A.
6.【考例】It is pretty well understood________controls the flow of carbon dioxide in and out the atmosphere today.
A. that B. when C. what D. how
【题意】今天人们十分明白是什么控制着大气层内外二氧化碳的流动的.
【考点】what引导主语从句.
【简析】it在整个题干中作形式主语,understood之后的部分是真正的主语,是主语从句,根据题意可以排除B、D两项；要使主语从句的意义和结构完整,正确答案应该是C.
7.【考例】The other day, my brother drove his car down the street at________I thought was a dangerous speed.
A. as B. which C. what D. that
【题意】前几天,我哥哥以我认为是很危险的速度沿街道驾车疾驶.
【考点】what引导宾语从句.
【简析】介词at带有一个宾语从句.从句中的I thought可以看作是插入成分；as不用来引导宾语从句,从而排除A项；that引导名词性从句无词义,因此D项不对；B项不符合题意.答案是C.
8.【考例】________surprises me most is that she doesn't even know where the differences between the two things are.
A.What B. How C. That D. Which
【题意】使我感到最吃惊的事情是,她甚至还不知道这二者的区别在哪里.
【考点】what引导主语从句.
【简析】很明显,主语从句中缺少的是主语,B项不对；根据题意和结构,C、D两项也应该加以排除.因此正确答案是A.
what1.【考例】After Yang Liwei succeeded in circling the earth, __ ______our astronauts desire to do is walk in space.
A. where B. what
C. that D. how
【题意】杨利伟成功地环绕地球飞行之后,我们的宇航员所渴望做的事情是在太空行走.
【考点】what引导主语从句.
【简析】通过分析题干结构可以看出,主句主语是由一个句子充当的,而且这个句子中的谓语desire缺少宾语,应该排除A、D两项；在引导主语从句时that无词义,因此正确答案是B.
2.【考例】I think Father would like to know________I've been up to so far, so I decided to send him a quick note.
A. which B. why
C. what D. how
【题意】我认为父亲想知道目前我在做什么,所以我决定给他发个短信.
【考点】what引导宾语从句.
【简析】know后面跟有一个宾语从句,从句中be up to缺少宾语,所以应该选一个连接代词引导宾语从句,这样B、D是错误的；A项不符合题意,正确答案是C.
3.【考例】—Are you still thinking about yesterday's game?
—Oh, that's________.
A. what makes me feel excited
B. whatever I feel excited about
C. how I feel about it
D. when I feel excited
【题意】——你还在想昨天的比赛吗?——哦,那就是使我感到兴奋的事情.
【考点】what引导表语从句.
【简析】根据问话人的意图,想知道的不是“怎么样”、也不是“什么时候”,所以排除C、D两项,B项不合题意.答案是A.
4. 【考例】Our hometown has changed a lot, and now it is quite different from________a few years ago.
A. what it used to be
B. that it used to be
C. which it used to be
D. what was it
【题意】我们的家乡变化很大,它现在与数年前的样子完全不同了.
【考点】what引导宾语从句.
【简析】介词from后面是一个宾语从句,分析所给的选项可以看出,be应该带有自己的表语意思才能完整,这样B、D两项错误,C项不符合题意.正确答案是A.
5.【考例】A modern city has been set up in________was a wasteland ten years ago.
A. what B. which C. that D. where
【题意】一座现代化城市已经在十年前是垃圾场的地方拔地而起.
【考点】what引导宾语从句.
【简析】介词in后面应该是一个名词性的结构,再加上这个结构中缺少的是主语,而不是地点状语,因此要首先排除D项；B、C两项不合乎题意.答案是A.
6.【考例】It is pretty well understood________controls the flow of carbon dioxide in and out the atmosphere today.
A. that B. when C. what D. how
【题意】今天人们十分明白是什么控制着大气层内外二氧化碳的流动的.
【考点】what引导主语从句.
【简析】it在整个题干中作形式主语,understood之后的部分是真正的主语,是主语从句,根据题意可以排除B、D两项；要使主语从句的意义和结构完整,正确答案应该是C.
7.【考例】The other day, my brother drove his car down the street at________I thought was a dangerous speed.
A. as B. which C. what D. that
【题意】前几天,我哥哥以我认为是很危险的速度沿街道驾车疾驶.
【考点】what引导宾语从句.
【简析】介词at带有一个宾语从句.从句中的I thought可以看作是插入成分；as不用来引导宾语从句,从而排除A项；that引导名词性从句无词义,因此D项不对；B项不符合题意.答案是C.
8.【考例】________surprises me most is that she doesn't even know where the differences between the two things are.
A.What B. How C. That D. Which
【题意】使我感到最吃惊的事情是,她甚至还不知道这二者的区别在哪里.
【考点】what引导主语从句.
【简析】很明显,主语从句中缺少的是主语,B项不对；根据题意和结构,C、D两项也应该加以排除.因此正确答案是A.
what在从句中就是关系代词,可做主语,宾语,表语