语法与词汇 18.She______the words, not knowing what to say, how to put into plain speech her decision to finish their love.

A、 passed onto
B、 stumbled over
C、 burst out
D、 dropped down

【正确答案】 B

【答案解析】本题空格处是说她结结巴巴地说着，不知道要说什么。B项“stumbled over(words)停顿地、结结巴巴地说”符合题意。其他三项“passed the words onto someone传话给……；dropped down(words)把话撂下，留下……话；burst out突然笑(哭)起来”都不正确。