C. as big as three times D. as big three times as

2) 这座山的高度是那座小山的4倍。

2. However, I do agree that...

【用法提示】助动词do,does或did经常用来强调谓语动词，此时谓语动词要用动词原形。

【考点训练】

　1) An awful accident______, however, occur the other day.

　　A. does B. did C. has to D. had to

3. Nor is it good news for the wide range of fish and wildlife that live in or along the river.

【用法提示】Nor is it ... 是倒装句。

【考点训练】

1) Bill wasn't happy about the delay of the report by Jason, and _______.

A. I was neither B. neither was I C. I was either D. either was I

2) If Jack's wife doesn't go to the party, _______.

A. he will either B. neither will he C. he neither will D. either he will