42. I can't get my boots _____. They are too tight.
| A．off | B．down | C．away | D．Up |
I must go home now, _______ I have many exercises to _______.
With so many evidence against him he had to____ his errors openly.
| A．refuse | B．acknowlege | C．declare | D．recognize |
---It is high time that we _______ to school.
---If only the alarm clock _______!
A. should go; rung B. shall go; had rung
John and Mary’s room _______ on fire. Many _______ help them put out the fire.
| A．are; passer-bys | B．is; passers-by | C．is; passer-bys | D．are; passers-by |
第二部分：英语知识运用（共两节,满分45分）
第一节单项填空(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，并在答题卡上将该项涂黑。
---It is reported that there is____ big breakthrough in the cancer treatment.
---If only my son could be brought back to ____ life!
A.a; / B./; a C.the;the D.a;the