问题
选择题
We believe ________ we can find out the wonder drugs to H7N9 bird flu.
A.when
B.whether
C.what
D.that
答案
答案:D
D 考察名词性从句。Believe后面接宾语从句,且为陈述句,故使用that引导。D项正确。ABC都接疑问句。
We believe ________ we can find out the wonder drugs to H7N9 bird flu.
A.when
B.whether
C.what
D.that
答案:D
D 考察名词性从句。Believe后面接宾语从句,且为陈述句,故使用that引导。D项正确。ABC都接疑问句。