Question

求帮忙解答!!!

1.The suggestion was made that they___at once.
A.will leave B.left C.is leaving D.leave
2.He didn't know how to cook ___he came to China to study.
A.when B.since C.until D.unless
3.It was dis that three of your Olympic___had taken drugs.
A.athletic B.athlete C.athletics D.athletes

Answer 1

DCD
第一题考察suggest/suggestion，空格应填 should leave ，should可省略。
第二题考察句子逻辑。
第三题考察词汇，哪个单词才是运动员。