____ a mother has a strong affection ____ her children.
A.It is natural , to
B.It is natural that , for
C.As is known to all , to
D.Natural , for
这道题为什么选择B呀,it is natural that 后面不是应该跟 should do
的吗
參考答案:it is natural that 只是做为一个开头,并不必然用should do ,它引导壮语从句a mother has a strong affection for her children.