－I don't know ________ with this problem．It's too hard．

－You can ask Mr Wang for help．

A．which to do

B．when to do

C．what to do

D．how to do

－Excuse me, is this seat taken?

－________．That man got his books and left a few minutes ago．

A．I'm afraid so

B．I don't think so

C．I don't know

D．I hope not

－Do you know ________ about China?

－The people and the food．

A．if Jim likes

B．how Jim likes

C．what Jim likes

D．why Jim likes

－________ you ________ to the radio?

－No, you can turn it off．

A．Did…listen

B．Have…listened

C．Do…listen

D．Are…listening

－Will a robot ________ any bad changes to your life?

－Maybe it will．

A．bring

B．take

C．carry

D．brought

－Dad, I want 100 yuan ________．

－It's impossible．I can only give you ________ 50 yuan．

A．another; more

B．another; another

C．more; another

D．more; more

－Would you tell me ________ the purse?

－Give it to the policeman over there．And he will help you find the owner．

A．what I should do with

B．how I should do with

C．what should I do with

D．how should I do with

－I don't think he can speak English, ________?

－________．He is an English teacher and he teaches very well．

A．can he; Yes, he can

B．can he; No, he can't

C．can't he; Yes, he can

D．can't he; No, he can't

－May I go to see a film right now?

－________．You must finish your homework at home．

A．Yes, you may

B．No, you needn't

C．No, you don't

D．No, you may not

－Could I go swimming with my friends this afternoon?

－Yes, you ________．

A．need

B．can

C．could

D．may