－Wow! What a nice computer!

－My parents bought it for my sister and me. It's ________.

[　　]

－Can I help you, madam?

－I'm looking for ________ pair of shoes for my daughter.

[　　]

There are many big shops on ________ side of the street.

[　　]

The light in the office is off. The teacher ________ be there now.

[　　]

Not only his parents but also his brother ________ to the Summer Palace. They haven't been back.

[　　]

Few people knew how to use the Internet in the past, ________?

[　　]

The little girl saw the gorilla in the park ________ with a toy bear.

[　　]

There was an important meeting last night. Mr Smith ________ to it.

[　　]

－Is chemistry more difficult than physics?

－No, chemistry isn't as ________ as physics.

[　　]

She wondered ________.

[　　]

A．how much he cost the computer

B．how much he paid for the computer

C．how much the computer will cost him

D．how much did he spend on the computer