问题

he is very busy, he spends at leasttwo hours every day surfing the Internet in order to find out the latestdevelopment in science and technology
A:That, that
B:What, that
C:What, what
D:It, that
B:What, that
C:What, what
D:It, that
正确答案是:
同类题型
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I_______ have watched that movie. It’ll give me horrible dreams.[ ]