题目内容
AIDS is said _______ the biggest health challenge to both men and women in that area over the past few years.
| A．that it is | B．to be | C．that it has been | D．to have been |
D
解析试题分析：句意：据说在过去的几年，艾滋病一直是那个地区的男男女女的最大的健康挑战。sth. is said to...是固定结构，所以只能选B或D再因为有时间状语over the past few years.我们必须用动词不定式的完成时。故选D。
考点：考查句子结构以及动词不定式的时态。
阅读快车系列答案_____as a responsible person ，Tony was appointed head of the department.
| A．Judging | B．Judged | C．Having judged | D．To be judged |
In the reading room, we found her ________ at a desk, with her attention ________ on a book.
| A．seating; fixing | B．seated; fixed |
| C．sitting; fixing | D．to sit; fixed |
After completing and signing it, please return the form to us in the envelope ________.
| A．providing | B．provided | C．having provided | D．provide |
Every minute must be made full use _______ in class.
| A．of studying | B．to study | C．to studying | D．of to study |
When we saw the road with snow, we decided to spend the holiday at home.
| A．block | B．to block | C．blocking | D．blocked |
I got to the office earlier that day, ______ the 7:30 train from Paddington.
| A．caught | B．to have caught | C．to catch | D．having caught |
So far nobody has claimed the money in the library.
| A．discovered | B．to be discovered |
| C．discovering | D．having discovered |
It seemed that the boy who you _____ didn’t show any interest in what he was reading at all.
| A．were made to study | B．made to study |
| C．made study | D．were making to study |