_________as one of the most important inventions of the time, the computer helps people living in different countries to do a lot of things.

A. Knowing B. Known

C. To know D. Know

All the preparations for the task _________, and we’re ready to start.

A. complete B. have completed

C. had been completed D. have been completed

Mary is ill today. If she _____, she ____ here at school

A. were not ill；would be

B. had been ill；wouldn't have been

C. were ill；should have been

D. hadn't been ill；could be

--- Did you tell Jack the news?

--- Oh, I forgot. I______ him soon.

A. will tell B. am going to tell

C. am to tell D. tells

The woman ________ car was stolen went to the police station.

A. whom B. which C. who D. whose

----You've agreed to go, so why aren't you getting ready?

----But I _______ that you wanted me to start at once.

A. don't realize          B. haven't realized

C. won't realize    D. didn't realize

Kunming is a beautiful city ________ flowers and green grass and trees are seen all year round.

A. when B. where C. which D. that

Henry has packed up his clothes, ______ he can leave here as soon as possible when his father

comes.

A. because B. even if C. if D. so that

Catherine's mother doesn’t allow her to go anywhere outside the town ________ another member of the family is along.

A. without B. if C. unless D. with

Every child is ________ in the eyes of his parents.

A. cheerful B. ordinary

C. narrow D. unique