3.A seeing-eye dog is a special dog that help blind people walk along the streets and doing many other things.

解析：此题为五星级题。此题考查代词所指代的内容要与该先行词保持一致的原则。A special dog 是先行词，that 指代a special dog,在定语从句中作主语，所以help 应与先行词在数上保持一致。help改为helps。

e.g. He is one of the students who have been to the Great Wall in his class.

He is the only one of the students who has been to the Great Wall in his class.

2.Now someone at home reads instead. 　　　　　　　　　　　　　　　　　　　　　　　　　　　 (NMET 1999)

解析：此题为五星级题。考查代词上下文指代一致。someone 改为everyone或everybody。 本文意思是：既然电视机卖了，全家每个人都没法看了，现在都改成读书了。根据代词指代内容要与指代的意义上一致的原则，这里指代的是家里的每一个人即：everyone\\everybody。

1.I’d like very much to come but I had an examination on Monday morning.

(NMET 2000春季)

解析：此题为五星级题。考查时态一致。had 改为have。动词的时态要与上下文的时态保持一致。根据全文时态，此句为一般现在时，所以had 应为have。

92. ________(NMET1999)

●案例探究

5.(★★★★★)I am happy with any programme but the others spent a lot of time arguing…

94. ________ (NMET2000)

4.(★★★★)Now my picture and the prize is hanging in the library.　

92. ________ (NMET 2001春季)

3.(★★★★)But then there is always more mysteries to look into.

2.(★★★★★)I used to love science class-all of them-biology, chemistry, geography, physics.　　　　　　　　　　　　　　　　　　 　　　　　　　　　　　　　　　　　　　　　　　　 86. ________(2001春季)