English Grammar in Use Fifth Edition

 A
   mustn’t forget        
B
   needn’t forget        
C
 don’t have to forget
12 
Why did you leave without me?  You 
 for me.
 A
 must have waited        
B
 had to wait        
C
 should have waited
13 
Lisa called me this morning.  She suggested 
 lunch together.
 A
 we have        
B
 we should have        
C
 to have
14 
That jacket looks good on you.  
 it more often.
 A
 You’d better wear        
B
 You should wear        
C
 You ought to wear
15 
Do you think I should buy a car?  What 
 in my position?
 A
 will you do        
B
 would you do        
C
 should you do
17
Complete the sentences using the words in brackets.
1 
Don’t phone them now.  (might / have) 
They 
might be having
 lunch.
2 
I ate too much and now I feel sick.  (shouldn’t / eat) 
I 
 so much.
3 
I wonder why Tom didn’t call me.  (must / forget) 
He 
 .
4 
Why did you go home so early?   (needn’t / go) 
You 
 home so early.
5 
You’ve signed the contract.  (can’t / change) 
It 
 now.
6 
 I’m not sure where the children are.  (may / watch) 
They 
 TV.
7 
I saw Laura standing outside the cinema.  (must / wait) 
She 
 for somebody.
8 
He was in prison at the time that the crime was committed.  (couldn’t / do) 
He 
 it.
9 
Why are you so late?   (should / be) 
You 
 here an hour ago.
10 
Why didn’t you contact me?   (could / phone)  
You 
 me.
11 
I’m surprised you weren’t told that the road was dangerous.  (should / warn) 
You 
 about it.
12 
We had a great day at the beach yesterday.  (ought / come)  
You 
 with us.
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