It's time he ________ piano．Don't you think he has wasted too much time online?

A．stopped to take up

B．stops taking up

C．stopped to leave alone

D．stops leaving alone

________ is where he gets all his money from．

A．What I can't understand it

B．That I can't understand

C．What I can't understand

D．Which I can't understand it

I really don't know ________ I had my money stolen．

A．when was it that

B．that it was when

C．where it was that

D．it was where that

________ will affect his or her style of speech．

A．Where a person come from

B．Where does a person come from

C．Where a person comes from

D．Where is a person come from

It was ________ his car after drinking that resulted in the terrible accident doing much damage to his car．

A．due to his driving

B．his losing control of

C．because he drove

D．to lose his control of

It is very important that you ________ for this examination．

A．get yourself prepared

B．must get yourself preparing

C．should get yourself prepare

D．could get yourself prepared

In recent years, great changes have taken place in the city of Hangzhou．As we can see, many streets and roads ________．

A．had been built and rebuilt

B．has been built and rebuilt

C．have been built and rebuilt

D．are being built and rebuilt

They have produced ________ they did last year．

A．teice more grain as

B．twice as much grain as

C．twice as many grain as

D．as twice many grain as

It's good manners ________．

A．for Chinese people to open the present as soon as he/she receives it．

B．for both Chinese and British people to open the presents the moment they receive them．

C．for both American and British people to open the presents when they get back home．

D．for both American and British people to open the presents immediately they receive them．

After a new reform, the number of the products in the factory is now ________ it was in 2003．

A．three times as larger as

B．more than three times

C．twice as large as

D．as twice large as