－Where is your mother?

－She has ________ to Sichuan on business．She has ________ there four times recently．

A．gone, gone

B．been, been

C．gone, been

D．been, gone

－Do you mind coming to see me tomorrow?

－________．I'd like to talk with you．

A．Yes, I do mind

B．Of course not

C．No, you mustn't

D．Yes, I'd love to．

－He's already been back to Australia, ________ he?

－________．He is on a visit to Shanghai．

A．has; No

B．has; Yes

C．is; Yes

D．is, No

－Do you think it will be fine tomorrow?

－________．It has rained for so many days．

A．I hope not．

B．I am sure it will

C．I hope so

D．I'm afraid so

——It's very hot in the room!

——Why not keep the door ________．

A．close

B．closed

C．open

D．opened

－Let's go to fly kites in the park．It's great fun．

－________．I have to do my homework first．

A．I can't go

B．I'm afraid not

C．I hope so

D．I don't think so

－When did Mr Green teach in China?

－________．

A．Since five years ago

B．For five years

C．In five years

D．Five years ago

－The floor is clean and dry now．Who ________?

－Sorry, I don't know．

A．mopped it up

B．has mopped it up

C．has mopped up it

D．mopped up it

－Have you ________ read this story before?

－Yes．I've ________ read it．

A．already; ever

B．yet; just

C．ever; just

D．ever; never

－________ have you lived in Wuxi?

－Since I was born．

A．When

B．How soon

C．How often

D．How long