帮 我分析几道英语题目,

题目

帮 我分析几道英语题目,
1.A rough estimate,Nigeria is__________ Great Britain.
A.three times the size as B.the size three times of
C.three times as the size of D.three times the size of
2.______ into use in April 2000,the hotline was meant for residents reporting water and heating supply breakdowns.
A.Put B.Putting C.Having put D.Being put
3.It was unbelievable that the fans waited outside the gym for three hours just _______ a look at the sports stars.
A.had B.having C.to have D.have

答案

D.数词+ times the size/longth等+ of
或者是可以写成数词+times as large/high等+as ...
A.put过去分词与原形相同此处是被动的关系
C.to have
表目的,用动词不定式