The computer ________ it easier for us to calculate．

A．makes

B．let

C．keeps

D．finds

He ________ a piece of waste paper, and put it into the rubbish bag．

A．picked up

B．threw away

C．looked for

D．handed in

The computer of this kind can work ________ than the one of that kind．

A．hundred of times faster

B．a hundred time faster

C．hundred times faster

D．hundreds of times faster

We can see ________ stars at night if it doesn't rain．

A．thousand of

B．thousands

C．thousands of

D．thousand

He wrote a ________ letter．

A．five-hundreds-words

B．five-hundreds-word

C．five-hundred-word

D．five-hundred-words

Don't forget to ________ your school things when you have finished your home work．

A．put off

B．put up

C．put down

D．put away

Can you finish ________ a horse in two minutes?

A．draw

B．to draw

C．drew

D．drawing

Would you like to have ________?

A．two glass orange

B．two glasses of oranges

C．two glasses of orange

D．two glasses of oranges

Many rings are made ________ gold．

A．in

B．from

C．of

D．by

Tom failed again, ________ I had said．

A．like

B．that

C．as

D．which