If we throw away too much waste and can’t keep good ecosystem,we _________ our f - 高中英语试题 - 超级试练试题库

题目

题型：不详难度：来源：

If we throw away too much waste and can’t keep good ecosystem,we _________ our future.

A．must have destroyed	B．could be destroying 
C．may be destroying	D．must destroy 

答案

C

解析

must have destroyed表示对过去确有把握的推测。could be destroying表推测时常用于否定句和疑问句。may be destroying表示可能性,可能我们正在毁灭我们的未来。must destroy一定是,表示确有把握。从题意来看本题的最佳选项是C。

核心考点

试题【If we throw away too much waste and can’t keep good ecosystem,we _________ our f】；主要考察你对虚拟语气等知识点的理解。[详细]

举一反三

.How I wish every family _________ a large house with a beautiful garden.

A．has

B．will have

C．had

D．had had

题型：不详难度：| 查看答案

—Is the man our sales-manager?
—No,it _________ not be him.He never plays cards.

A．must

B．can

C．will

D．may

题型：不详难度：| 查看答案

—_________ he start at once or wait for a while?
—Let him start at once.

A．Will

B．Would

C．Does

D．Shall

题型：不详难度：| 查看答案

—There is a lot of smoke coming out of the teaching-building there.
—Really?It _________ be a fire,most probably.

A．can

B．ought to

C．have to

D．must

题型：不详难度：| 查看答案

The police have said that this situation _________ as soon as possible.

A．must put an end	B．should be put an end
C．must be put an end to	D．should put an end to

题型：不详难度：| 查看答案

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