单选题：It was very hard for my parents to pay ny education fees,___

题目内容：

It was very hard for my parents to pay ny education fees,_________ were very high in this country. A．what
B．that
C．which
D．as

参考答案：

答案解析：

The survival of the civilization as we know is_________threa

The survival of the civilization as we know is_________threat.A．within B．under C

分类：英语题型：单选题

The _________we got indicated that the enemy were planning further attacks.A．kno

分类：英语题型：单选题

分类：英语题型：单选题

分类：英语题型：单选题

甲公司有一栋楼房价值100万元，两年前欠乙100万元，一年前欠丙100万元，半年前欠丁100万元，但甲丁签订了一份以甲仅有的楼房抵押的合同，并办理了登记。下列有

分类：英语题型：单选题