The old man goes to the park ________ every morning．

A．by foot

B．by feet

C．on foot

D．on feet

I think it will ________ them about two hours to do the work．

A．start

B．pay

C．make

D．take

My father ________ his clothes, but he is repairing his car．

A．doesn't wash

B．isn't washing

C．is washing

D．wasn't washing

Don't talk with each other．The baby ________．

A．is sleeping

B．is sleepping

C．was sleepping

D．was sleeping

Look! The children ________ kites over there．

A．flew

B．fly

C．are flying

D．were flying

－What is he doing now?

－He ________ a picture．

A．draws

B．drew

C．was drawing

D．is drawing

－Can you speak Japanese?

－No, I ________．

A．mustn't

B．can't

C．needn't

D．may not

Don't ________ these things here．________ them to your brother．He needs them．

A．bring, Bring

B．bring, Take

C．take, Bring

D．take, Take

－________ do you like science?

－Because it's very interesting．

A．What

B．When

C．Why

D．How

I really enjoy ________, so I want ________ more books．

A．reading, buying

B．reading, to buy

C．to read, buying

D．to read, to buy