Please pass me another cup．This one ________．

A．is broken

B．is breaking

C．broke

D．broken

The watch has often ________ down．

A．sat

B．lain

C．broken

D．fell

Great changes ________ in our country during the past 20 years．

A．have happened

B．happened

C．have been happened

D．were happened

You can’t use the computer, it ________．

A．was broken down

B．is wrong

C．is bad

D．has broken down

Great changes ________ in the past ten years in China．

A．took place

B．have taken place

C．were taking place

D．had taken place

The important meeting ________ on a cold morning last year．

A．was had

B．was held

C．held

D．had

The bike ________ 500 yuan．

A．was cost

B．costed

C．cost

D．is costed

These stones ________ well．

A．are fitted

B．fit

C．fits

D．is fitted

These children ________ dance．

A．were seen to

B．were seen for

C．were seen

D．saw to

The boy ________ streets without pay in the old days．

A．was made to clean

B．made clean

C．made to clean

D．was made clean