Mrs. White became a teacher in 1990. S...

单项选择题Mrs. White became a teacher in 1990. She _________ for twenty years by next summer.

A．will teach
B．would have taught
C．has been teaching
D．will have taught

1.单项选择题He looks sleepy. He must _________ to bed very late last night.

A．be gone
B．be going
C．go
D．have gone

2.单项选择题_________ its good performance, the machine is too expensive.

A．Besides
B．Except for
C．In spite of
D．Apart from

3.单项选择题__________ get a better score, he has been making great efforts in his lessons.

A．So as to
B．In order to
C．So that
D．In order that

4.单项选择题All __________ is an English-Chinese dictionary.

A．that you need
B．what you need
C．which you need
D．things you need

5.单项选择题As far as I know, the production of this factory has doubled this year, and the quality of its products has been improved __________.

A．since then
B．by then
C．until now
D．as well

6.单项选择题When the man with glasses came into the hotel, I noticed a __________ look come over the manager’s face.

A．surprised
B．surprising
C．surprise
D．surprisingly

7.单项选择题By the time Neil Armstrong and Edwin Aldrin walked on the moon in 1969, there ________ many space explorations.

A．will have been
B．had been
C．have been
D．must be

8.单项选择题I regret __________ hard at school, or I would have passed the exam.

A．to have not worked
B．having not worked
C．not to have worked
D．not having worked

9.单项选择题No sooner had we reached the top of the hill __________ we all sat down to rest.

A．when
B．then
C．than
D．until

10.单项选择题There __________ in his room.

A．are too many furnitures
B．is too much furniture
C．are too much furniture
D．is too many furnitures