—John saw a three-year-old child walking alone in a shopping mall , so he took

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—John saw a three-year-old child walking alone in a shopping mall , so he took the child home immediately and called the police .
—But he have waited with the child until the parents returned .

A．shouldn’t

B．could

C．would

D．might

答案

解析

略

举一反三

—Where _______ Margaret have put the empty bottles?
—She ______ them away. They must be somewhere.

A．can; can’t have thrown	B．must; needn’t
C．must; must have thrown	D．can; must throw

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——You missed a good chance .
——Yes , I that job when it was offered .

A．should take	B．should have taken
C．must have taken	D．would take

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As teachers we should concern with what is said, not what we think .

A．have to be said

B．must say

C．ought to be said

D．need to say

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He asked me for this

book many times. Please tell him he ______ get it tomorrow.

A．must

B．would

C．shall

D．should

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— Damn! I ________ more to avoid that!
— Don’t cry over spilt milk．Besides, it wasn’t your fault.

A．could do

B．should do

C．might have done

D．would do

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