题目内容
（请给出正确答案）
If we don't______, we shall destroy ourselves.
A．change the water, air and the earth
B．improve our technology
C．try our best to save the world
D．educate people
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更多“If we don't______, we shall de…”相关的问题
听力原文：M: Could your company accept bills of exchange payable 30 days after sight？
W: No, we don't accept any draft; instead, we usually make payment at sight.
Q: What can we infer from the conversation？
(19)
A．The man will probably wait for the payment for 30 days.
B．The man can get his payment right away.
C．The man will send an order to the company.
D．The woman will not pay the man at sight.
W: Don't worry. Banks will accept presentation on the following business day.
Q: When will the bank deal with the credit if the expiry date of a credit fails on a non-business day？
(19)
A．On every business day.
B．On Tuesday.
C．On Wednesday.
D．On the following business day.
A.any...some
B.som
C...a
D.som
E...any
F.F...some
A.No, I think so.
B.No, I don't think so.
C.No, I think not.
We don't need heating system, ______.
A．and nor we can afford it
B．we don't afford it
C．nor can we afford it
D．nor can it afford
Woman：May I borrow this dictionary？
Man：We usually don’t lend out dictionaries．But if you need it urgently，we can let you have it for a few days．
Woman：．
A.It’S fine
B.That would be fine
C.All right
D.My pleasure
We don't understand how the manager could try to escape his ______.
A．tasks
B．responsibility
C．duty
D．work
A.while
B. but
C. and
D. as
Our children and grandchildren will ______ if we don't look after our planet.
A．endure
B．suffer
C．tolerate
D．bear
We don't know what the surface of Venus might______.
A. look as
B. look like
C. look over
D. look about
