－I’m so tired, working all morning on the computer.

－Why not take a rest, then?

－________.

[　　]

A．Because I can't afford it

B．Maybe I should

C．I don't know

D．Sorry. I can't tell you

－What do you like about our city?

－ ________ .

[　　]

－I think I’d like a bottle of orange. What about you?

－________ .

[　　]

－Shall we go to swim on Saturday?

－Sorry, ________ .

－How about Sunday?

－ ________ .

[　　]

A．I’ll not; That’s OK

B．I’m afraid not; That’s OK. No problem

C．I don’t; No problem

D．I'm afraid not; Right, I'll go

－________ to go to the theatre tonight with me?

－I'd love to, but I have to prepare my lessons for tomorrow.

[　　]

－Have a good holiday!

－________ .

[　　]

－Hey. Taxi!

－ ________

－I want to go to Park Street.

[　　]

A．Nice to see you, sir.

B．Good morning, sir.

C．What are you doing, sir?

D．Where to, sir?