Kate is said ________ abroad, but I don’t know what country he studied in.
Our responsibility is weightier than ______Mount Tai, and our road ahead is _______ long one.
Never before______ such a wonderful park, ______ I'd like to pay a visit again.
impresses me most is Chinese students are well organized and disciplined. We should learn from them.
It be the vocabulary that caused you the problem in the exercise because you know a lot of words.
Mr. Zhang once taught in a remote village in Anhui province as a volunteer, which was ______ only on foot.