问题
选择题
What worried the child most was _________ to visit his mother in the
hospital.
A.his not allowing
B.his not being allowed
C.his being not allowed
D.having not been allowed
答案
答案:B
本题考查动名词的用法。由于allow与逻辑主语child形成被动关系,再者,动名词的否定形式是not+动名词构成。