问题

____, they couldn’t make their head teacherchange her mind.

A:Whatever hard theytry
B:No matter how they tried hard
C:As they tried hard
D:Hard as they tried

正确答案是：

同类题型

Jack is late again. It is ____ of him to keep others waiting.

The flu is believed ______ by viruses that like toreproduce in the cells inside the human nose and throat.

is it from your home to the clothes store— Three kilometers.

下列句子中“以”字的用法不同于其他三句的一项是

No one knows for sure when such a custom first _____.