付録
②基本例文集 Lesson 1 助動詞
1.
You should not have left the window open.
You ought not to have left the window open.


2.
He can’t have forgotten to hand in his application.


3.
She must have left her passport at home.


4.
I may/might have dialed the wrong number.


5.
The teacher could have made a mistake.


6.
The exhibition will/would have finished by now.


7.
You needn’t have come so early.


8.
The expert suggested that we (should) shut down the computer first.


9.
It is necessary/important that you (should) avoid crowds in order not to catch a cold.


10.
It is natural that you should be nervous before the important examination.


マスク