问题

He doesn’t know to do next.
A:who
B:what
C:how
D:Where;
B:what
C:how
D:Where;
正确答案是:
同类题型
thought you _____ like something toread, so I have brought you some books
Mary’s score on the test is the highest in her class.—Really? Shehave studied very hard.
This machine is very easy ________. Anybody can learn to use it in a few minutes.[ ]
We need to spend more time researching these suggestions so that we can make a(n) choice.