It is not socially  ____for parents to leave children unattended at that age.

A．accessible   B．adorable   C．adaptable    D．acceptable

Since Tom ______ downloaded a virus into his computer, he can not open the file now.

A. readily       B. horribly     C. accidentally       D. irregularly

The information on the Internet gets around much more rapidly than _____ in the newspaper.

   A. it          B. those       C. one          D. that 

Ten years ago the population of our village was _____that of theirs.

    A. as twice large as        B. twice as large as

    C. twice as much as         D. as twice much as

Let us hope we can settle the matter without _____ more trouble.

　 A. any 　 B. a little 　 C. some 　 D. little

—Here you are! Two pounds of meat and a dozen eggs.

—Thank you. How much do you ________ for them?

A. owe    B. offer

C. charge        D. cost

My uncle from Hongkong has changed so much that I could hardly ________ him at the airport.

A. understand B. realize

C. recognize   D. know

I asked the boss for a month’s holiday and, _____ it or not, he agreed.

A. believe      B. to believe C. believing          D. believed

By the time you arrive home, I ____, so please don’t make any noise when you come in.

A、shall have been sleeping B、shall have slept C、shall sleep  D、shall be sleeping

How much would you __________ for repairing my watch?

A.spend          B.cost            C.charge         D.pay