1 May i speak to you, sir? -Yes, ......

A you should
B yo do
C you speak
D you may

2 Your jeans are dirty. You ... wash them.

A ought to
B might
C may
D should to

3 Let's ask Jenny. She ... know what happened.

A might
B ought
C may be
D should to

4 My car is broken. Don't worry, you ... mine.

A should to take
B might to take
C ought take
D may take

5 You .....us about your delay.

A may inform
B should have informed
C might to inform
D ought informed

6 There aren't any free tables. We ..... one in advance.

A may reserve
B should have reserved
B should reserved
D ought reserve