问题
单项选择题
A baby might show fear of an unfamiliar adult,（）he is likely to smile and reach out to another infant.
A.if
B.wherever
C.so that
D.whereas
答案
参考答案：B
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A baby might show fear of an unfamiliar adult,（）he is likely to smile and reach out to another infant.
A.if
B.wherever
C.so that
D.whereas
参考答案：B