If the students who killed themselves had only been more confident, their deaths
题型：不详难度：来源：
If the students who killed themselves had only been more confident, their deaths ________.| A．need have been avoided | B．must have been avoided | | C．might have been avoided | D．will have been avoided |
|
答案
| C |
解析
| might have done，对过去的虚拟。“他们的死可能会被避免”，their deaths与avoid之间为动宾关系，因此选C。 |
举一反三
According to the school rules, no student _______ go out of school without the permission
of the teachers. |
—Listen! There is a knock on the door. Who _____ it be?
—It must be Jack. Just now I sent for him.| A．shall | B．can | C．must | D．might |
|
| If people eat natural poisons by mistake, they ________ go to hospital without delay. |
Not having work out the problem, leave the office．| A．so he was not allowed to | B．and he didn’t want to | | C．the teacher couldn’t make him | D．he couldn’t free himself to |
|
––– I promise my daughter ____ get a nice present on her birthday.
––– I think it will be a big surprise to her.| A．must | B．shall | C．might | D．need |
|
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