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【简答题】
简述直接数字控制（DDC）系统的工作原理。
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举一反三
【简答题】试述砂岩的油气储集性能与岩性的关系，简述我国中新生代陆相砂岩储集层的岩性特征？
【单选题】---We’d like a double room with a view , please. ---I’m sorry, but all double rooms with a sea view _____________already.
A.
were reserved
B.
had been reserved
C.
have been reserved
D.
have reserved
【单选题】Ladies and gentlemen, please remain _____until the plane has come to a complete stop.
A.
seated
B.
seating
C.
to seat
D.
seat
【简答题】(名)制订计划
【单选题】----We’d like a double room, please. ----I’m sorry, but all but two single rooms with sea view .
A.
is reserved
B.
have been reserved
C.
has reserved
D.
had reserved
【单选题】A: Golden Sea. This is Port Control. Please keep listening watch on Channel 8 for docking information. Over.B: Port Control. This is Golden Sea. I’ll keen listening watch on Ch.8. OverQ: What doses...
A.
To keep listening watch on Channel 8
B.
To broadcast docking instruction on Channel 8
C.
To wait for docking instructions on Channel 8
D.
Both A and B are all right.
【单选题】please see to it that the _____ is sutitable for a long sea voyage.
A.
packing
B.
package
C.
pack
D.
packed
【单选题】A: Red Sea. This is Harbor Radio. How do you read me? Over.B: Harbor Radio. This is Red Sea. Please speak louder. Over.Q: What does Red Sea mean?
A.
Red Sea can hear Harbor Radio clearly.
B.
Red Sea can not hear Harbor Radio clearly.
C.
Red Sea wants to report her position.
D.
Red Sea wants to answer the question.
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