问题
选择题
You’d better book the tickets in advance; _______ we may miss the concert.
A.however
B.therefore
C.nevertheless
D.otherwise
答案
答案:D
题目分析:考查副词。However然而,therefore因此 nevertheless 然而 otherwise 否则,句意为,你最好提前订票,否则我们可能会错过音乐会。选D。