石灰工业废渣稳定土宜在春末和夏季组织施工，施工期的日最低气温应在（） 以上。

A．disabled

B．bewildered

C．disappointed

D．embarrassed

A．He went to sleep because he was very tired.

B．He had a fight with his friends.

C．He did some shopping.

D．He went to a night-club.

Henry looked very much ______ when he was caught cheating in the biology exam.

A. discouraged

B. embarrassed

C. disappointed

D. bewildered

听力原文：Terry is anything but stupid, because he has seen much of the world.

What can we inter about Terry？

A．Terry is very stupid.

B．Terry is very much worldly.

C．Terry is very sophisticated.

D．Terry has not seen anything.

Why doesn' t Tom like his job？

[A] Because he doesn't cam very much money.

[B] Because he has to work for quite a long time.

[C] Because he doesn't have time for lunch.

[D] Because sometimes he has to work under bad we

A．it repaired

B．to be repaired

C．repaired

D．repairing

Babbage wished to build a mechanical engine because ______.

A．he was very disappointed at the mathematical tables available at the time

B．he wanted to be the first man to invent a computing machine

C．be intended to make the mathematical tables flawless

D．he thought he was doing a significant work

________he was very tired, he still went on working hard.

A.For

B.Though

C.As

D.Since