——The light in the office is still on.

　　——Oh, I forgot ________.

[　　]

A．turning it off

B．turn it off

C．to turn it off

D．having turned it off

While building a tunnel through the mountain, ________.

[　　]

A．an underground lake was discovered

B．there was an underground lake was discovered

C．a lake was discovered underground

D．the workers discovered an underground lake

He sent me an E-mail, ________ to get further information.

[　　]

A．hoped　　　　　　B．hoping

C．to hope　　　　　 D．hope

Premier Zhou ________ to be unforgettable in the hearts of the Chinese people.

[　　]

A．thought　　　　B．regarded

C．proved　　　　D．considered

He knows many foreign languages besides his mother tongue ________ English, German and Russian.

[　　]

A．such as　　　　B．for example

C．as such　　　　D．like that

Students are expected to graduate with knowledge other than ________ in their field of specialization.

[　　]

A．those　　　　B．ones

C．one　　　　　D．that

I really don't know ________ I had my money drawn from a bank stolen.

[　　]

A．when was it that　　　　B．that it was when

C．where it was that　　　　D．it was where that

Reading is a passive process, while writing is ________.

[　　]

A．well　　　　　B．fit

C．perfect　　　　D．active

The teacher ________ an example of the boy who copied from another student during a test.

[　　]

A．set　　　　　B．followed

C．made　　　　D．take

Had electronic computers not been invented, many problems on space flight ________.

[　　]

A．could not have been solved

B．could not be solved

C．can not be solved

D．could not have solved