A.while B.and C.or D.but
单项选择题—What made Tom so upset —()to attend the lecture.
A.Having not been allowed B.Not having allowed C.Because of not having allowed D.Not having been allowed
单项选择题It is widely believed that it is()respects others that will be respected.
A.anyone B.the person C.whoever D.who
单项选择题—What do you think of the girls dancing —I've never seen a person with()sense of art.
A.the better B.a better C.a good D.the best
单项选择题Only after I lived abroad for a long time()different cultures so strongly.
A.I realize B.I realized C.did I realize D.had I realized
单项选择题—It took them more than half an hour to work out the chemistry problem. —Really It()be an easy one.
A.can't B.needn't C.mustn't D.won't