a cable crossing
a sunken barge
a submerged discharge pipe
the end of a wharf
第1题:
A.as
B.so
C.that
D.if
第2题:
You are right. How do you analyze our weaknesses?
()we put less emphasis on the overall design.
A、 I’m afraid
B、 I tell you
C、 I see
第3题:
A.feeling
B.sense
C.thought
D.knowledge
第4题:
A.see you only once in a green moon
B.see you only once in a blue moon
C.see you only once in a silver moon
D.see you only once in a brown moon
第5题:
I'll come back tomorrow evening at nine. Can you meet me at the airport? —( ).
A. All right
B. All right. Nice to see you
C. OK, wait for me
D. All right. See you then
第6题:
A、did you put; have put
B、have you put; put
C、had you put; have put
D、were you putting; have put
第7题:
A、Nice to see you again, you're fatter.
B、How much did you pay for the dress?
C、Are you Christian?
D、Do you have a brother or a sister?
第8题:
A.I'm pleased to meet you.
B.Yes, you can leave if you like.
C.Oh, no, you can't.
D.All right. Hope to see you soon.
第9题:
Melba:It's late. I had to say goodbye.
Mrs. Blank:______
A、Hope you had a good time. See you tomorrow.
B、Why do you want to go now?
C、I'd like to say goodbye,too.
D、That's all right.
第10题:
You have another ship overtaking you close aboard to starboard.You have 3 radar targets bearing 090° relative at ranges of 0.5 mile,1 mile,and 1.5 miles.In this case,the unwanted echoes are called ______.
A.Multiple echoes
B.Spoking
C.Indirect echoes
D.Side-lobe echoes