【题目】Luggage may not be brought into the building ________ a guard has checked it first.

A. when B. because

C. after D. Unless

【题目】She _________(厌倦）her job, so she has decided to give it up.

【题目】The missing Malaysia Airlines Flight MH370 was officially declared an _______ and it was a difficult moment for all.

A. issue B. affair C. event D. Accident

【题目】It never occurred to me to _________(利用）him.

【题目】Most of his books are said __________ into several languages already.

A. to be translated B. being translated

C. to have been translated D. translate

【题目】The United Kingdom c _________ of Great Britain and Northern Ireland.

【题目】__________ seemed that she was not interested in the topic they were talking about.

A. It B. There

C. She D. They

【题目】We expect you to become someone _______ we’ll feel very proud in the future.

A. of whom B. for whom C. who D. That

【题目】The rule is true __________ all cases.

A. about B. on

C. of D. to