The new machine ought to （test) ______ before it is put to use.

A．Make a profitable investment.

B．Buy a new washing machine.

C．Get parts for the machine from Japan.

D．Have the old washing machine fixed.

What does the woman imply？

A．A new copy machine would have more functions.

B．The woman should use the copy machine on the 5th floor.

C．Repairing the copy machine will take a long time.

D．Buying a new copy machine may be a cheaper option.

Repairing the old copy machine would have______half as much as buying a new one.

A．lasted

B．cost

C．spent

D．paid

This new machine is technically far ______ to the previous type.

A．superior

B．junior

C．senior

D．equal

This new machine will ______ us from all the hard work.

A．dismiss

B．rescue

C．discharge

D．emancipate

A.A. might

B.B. has to

C.C. ought

D.D. need

听力原文：Is the new machine arriving today or tomorrow？

(A) That machine is out of order again.

(B) I will take the minutes tomorrow.

(C) Neither, it will be here the day after tomorrow.

(40)

A．

B．

C．

Why not have a new machine designed？ — ______. I'll have someone do it soon.

A．I don't think so

B．I'm not sure

C．It's up to you

D．Sounds like a good idea

To ______ the temperature of the new machine, the researchers had to work for hours.

A．turn

B．measure

C．find

D．investigate