问题

_______ was known to them that the boss had broken his promise______ he would give them a rise.
A:What; what
B:It; which
C:It; that
D:As; that
B:It; which
C:It; that
D:As; that
正确答案是:
同类题型
Have you ever visited Germany—____________. But I expect to go thereagain.
The classroom is crowded with children_____ have poor eyesight, all of ____ interested in painting.
Will you please ____ so much noise, Dongdong—Sorry. I won’t.
It is known to all that ____ you exercise regularly,you won’t stay healthy.