I guess we've already talked about this before but I'll ask you again just __ .

   A. by nature       B. in return            C. in case             D. by chance

One reason for her preference for city life is ___________ she can have easy access to places like shops and restaurants.

A. that           B. how              C. what             D. why

The purpose of the official inquiry is to ______ the true facts leading to the loss of the ship at sea.

a. come at b. come for c. come into d. come over

_______ all the difficulties and discomforts, they went on working at the design.

a. Because of b. In proportion with c. As a result of d. In spite of

The newly designed machines are high ______ quality.

a. on b. in c. for d. with

_ ____ the many hours of study that he devoted to the subject, he still found the subject matter difficult.

a. After b. Due to c. Despite d. As for

The purse has returned to the original owner ______.

a. in a long time b. in a long run c. in no time d. at no time

Whoever ______ a full night’s sleep will be more than rewarded in heightened productivity, creativity and focus.

a. invests at b. invests in c. invests by d. invests with

.（全国II 17）. I’m afraid Mr.Harding ____ see you now . he’s busy.

A. can’t           B. mustn’t           C. shouldn’t     D. needn’t

（福建卷33）.——In this day and age, women can have children and jobs as well.

——I can’t agree more. It’s great to have the two            .

A. linked           B. related             C. connected           D. combined