The reason for his absence was _______ he was not well prepared.
A、why
B、when
C、what
D、that
第1题:
第2题:
________ he discovered in his experiment is very important to us.
A、That
B、When
C、What
D、Where
第3题:
_____ the boss said at the meeting disappointed everyone.
A、Which
B、When
C、What
D、That
第4题:
It is because English is very useful ________we study it hard.
A: why
B: that
C: what
D: which
第5题:
I 'd like to know what time we can get the container() it is in the port.
A. why
B. when
C. where
第6题:
12______.
A.why
B.when
C.where
D.which
第7题:
62.
A.Why
B.How
C.What
D.When
第8题:
John's success has nothing to do with good luck. It is years of hard work hasmade him what he is today.
A. why
B. when
C. which
D. that
第9题:
A. why
B. that
C. what
D. which