—HowwasyourtriptoPurpleMountain? —Everythingwaswonderfu...

問題詳情：

—How was your trip to Purple Mountain?

  —Everything was wonderful except that our coach _________ once on the way.

A. calmed down    B. broke down      C. slowed down     D. put down

【回答】

B

知識點：動詞和動詞短語

題型：選擇題