Leaves are found on all kinds of trees, but they differ greatly ________ size and shape．

A．on

B．from

C．by

D．in

Alexander Graham Bell invented ________ telephone in 1876．

A．a

B．the

C．one

D．\

－________?

－Quite a success．

A．Why was the meeting held

B．What does the meeting like

C．How was the meeting held

D．How do you find the meeting

－I was amazed to find that you are an excellent architect．

－I have experience ________ designing statues．

A．of

B．in

C．at

D．on

The museum, as well as the pictures, ________．

A．is worthy seeing

B．is worth seeing

C．are worth seeing

D．are worthy seeing

I was just talking to Mary when Jackson ________．

A．cut down

B．cut up

C．cut out

D．cut in

We must prevent water pollution ________ the people along the river have safe drinking water．

A．from making

B．from being made

C．to make

D．to have made

－How do you find the film?

－________．It's far more boring than I expected．

A．It's crazy

B．It's beyond description

C．It couldn't be worse

D．Just so-so

He is said ________ a new machine recently, but I don't know when he will make it．

A．to design

B．to be designed

C．to have designed

D．to have been designing

At 7∶30 I'll drive over to ________ you ________．Please get ready at that time．

A．pick; on

B．pick; out

C．pick; up

D．pick; off