问题

Victor apologized for _________ to inform of the change in the plan.

A:his being not able
B:his not being able
C:him not to be able
D:him to be not able

正确答案是：

同类题型

When you don’t know a word, you can ______ in the dictionary.

Everything works out well ____, we are sure that the experiment will be completed on time

Is Rick there—No, he for Beijing three days ago.

. Do you know the man from ________ house the pictures were stolen？

While building a tunnel through the mountain, ______ 　