A. while B. although C. until D. as

【题目】(2015.福建) _____ the students came from different countries, they got along quite well in the summer camp.
A.While
B.Unless
C.Since
D.Until

【题目】— I wonder ___ Mary has kept her figure after all these years.
— By working out every day.
A.where
B.how
C.why
D.If

【题目】____ more about Chinese culture, Jack has decided to take Chinese folk music as an elective course.
A.Learn
B.Learned
C.Tolearn
D.Tobelearning

【题目】To my delight, I ____ from hundreds of applicants to attend the opening ceremony.
A.waschosen
B.wasbeingchosen
C.wouldchoose
D.hadchosen

A. acknowledged B. advocated C. allocated D. accomplished

A. to be cloned B. having been cloned

C. to clone D. to have been cloned

A. Scientific. B. Interesting. C. Popular.

【题目】It is said that body language ____ 55 per cent of a first impression w-hile what you say just 7 per cent.
A.liesin
B.accountsfor
C.consistsof
D.goeswith