问题

To play basketball and to go swimming ___useful for character-training

A:having been given
B:having given
C:having been giving
D:to have given

正确答案是：

同类题型

y speaking, ______of them knew what the otherwas doing that morning.

_____ the great efforts we had made three years before, we failed to carry our plans through

What about doing__________for the homeless people—Good idea!

Lee devoted _________ he has to the homeless children so that they could rebuild their homes after the earthquake.

Which of the underlined parts has a different pronunciation