问题
______ nearly all behavior is learned behavior is abasic assumption ______ has been put forward by the social scientists.
A:What, that
B:That, what
C:What, what
D:That, that
B:That, what
C:What, what
D:That, that
正确答案是：
同类题型
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ildren entered the dining room, smiling and______, and ______ down to have lunch.
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May I have some wine to drink—No, you ____________. You have to drive home later.