－It must be John who is in the office．

－I'm sure it ________ be John．I saw him off at the railway station just twenty minutes ago．

A．won't

B．mustn't

C．can't

D．needn't

－________ has she taught in this school?

－Since 1998

A．How often

B．How long

C．How soon

D．How far

－It is reported that an earthquake hit Yunnan on June 3^rd．

－________ terrible news!

A．How a

B．What a

C．How

D．What

－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 not 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

How many pencils are there in your pencil-box ?

A．No

B．None

C．Nothing

D．No one

－Who are you waiting ________ the bus stop?

－My grandparents from the UK．

A．at

B．for at

C．at for

D．for

－When will they ________?

－________ the seventh of July．

A．get to, In

B．arrive, On

C．arrive in, In

D．arrive at, On