问题
选择题
________one scientist has pointed out, children’s skulls are not fully developed.
A.That
B.As
C.Which
D.What
答案
答案:B
定语从句考查题。关系词指代整个主句时可以用which或as但是二者位置不同,as引导的从句位于句首或句中而which引导的从句只能位于句中故本题选B。句意:正如一位科学家指出的那样小孩的骨骼还没发育好。