问题

We should do what we can _ theendangered animals.`–Yes, it’s duty_ them.

A:save, to protect
B:save, protect
C:to save, protect
D:to save, to protect

正确答案是：

同类题型

My father likes _______ books and ______TV verymuch.

What’s your new math teacher like— Oh, he is very kind, ________ he looks serious.

下列各句中没有语病的一句是

.The spring breezes gently _____ her cheeksand everything is clothed in green.

st he refused to admit he had stolen but when hewas shown the videotape, he _______ and admitted everything.