Nobody knows how long and how seriously the shakiness（不稳定） of big businesses will （） down the economy.

单项选择题I tried very hard to persuade him to join our group but I met with a flat（）

A.accept
B.agree
C.refusal
D.decline

单项选择题Our department（）courses in several foreign languages.

A.accepts
B.considers
C.offers
D.takes

单项选择题She had clearly no（）of doing any work, although she was very well paid.

A.tendency
B.foundation
C.intention
D.belonging

单项选择题Many students found the book （）;it provided them with a large amount of information on the subject.

A.informative
B.confusing
C.distracting
D.amusing

单项选择题Mr. Sanders has been asked to（）the next meeting of the committee.

A.manage
B.chair
C.listen
D.think