New technology was used in teaching．As a result, not only ________, but students became more interested in the lessons．

A．saved was teachers'energy

B．was teachers'energy saved

C．teachers'energy was saved

D．was saved teachers'ener

The children all turned ________ the famous actress as the entered the classroom

A．looked at

B．to look at

C．to looking at

D．look at

Edward, you play so well．But I ________ you played the piano．

A．didn't know

B．hadn't known

C．don't know

D．haven't known

She brought with her three friends, none of ________ I had ever met before．

A．them

B．who

C．whom

D．these

I tried phoning her office, but I couldn't ________．

A．get along

B．get on

C．get to

D．get through

His sister left home in 1998, and ________ since．

A．had not been heard of

B．has not been heard of

C．had not heard of

D．has not heard of

What do you mean, there are only ten tickets?There ________ be twelve．

A．should

B．would

C．will

D．shall

Could I speak to ________ is in charge of International Sales please?

A．who

B．what

C．whoever

D．whatever

How much ________ she looked without her glasses!

A．Well

B．good

C．best

D．better

Let's go to ________ cinema-that'll take your mind off the problem for ________

A．the; the

B．the; a

C．a; the

D．a;a