AIDS is said____the number one killer of both men and women over the past few years in that poor area, where no medical services are available.
| A．to be | B．to have been | C．being | D．having been |
A successful life is a life_____ challenges are met and difficulties overcome.
| A．which | B．where | C．that | D．what |
．Sorry I’m so late, but you cannot imagine__________great trouble I took to find your house.
| A．what | B．how | C．why | D．when |
．The silence of the library is sometimes broken by a sudden cough or the sound of pages_______.
| A．turning | B．turned | C．being turned | D．having turned |
Nearly half a million people are believed_________their homes as a result of the disaster.
| A．to leave | B．to be left | C．to be leaving | D．to have left |
第二节语法与词汇知识（共15小题；每小题1分，满分15分）
从Ａ、Ｂ、Ｃ、Ｄ四个选项中，选出可以填入空白处的最佳选项，并在答题卡将该项涂黑。 To greatly raise people’s living conditions, _______.
A. all kinds of measures have taken
B. it is said that they have taken all kinds of measures
C. they have taken all kinds of measures
D. I think they have taken all kinds of measures