第1题:
To speed up the ______of letters, the Post Office introduced automatic sorting.
A)treatment B)delivery C)transmission D)departure
为了加快信件的分配速度,邮局采取了自动排序
选B
第2题:
The circular steel structure installed around the propeller of a towboat is the______.
A.nozzle
B.shroud
C.strut
D.Hood
第3题:
A.of
B.from
C.to
D.in
第4题:
第5题:
第6题:
The carrying vessel chartered by the Seller shall sail and arrive at the port of departure within the normal and reasonable period of time.()
第7题:
A generally circular low pressure area is called a(n)______.
A.cyclone
B.anticyclone
C.cold front
D.occluded front
第8题:
Which of the following is NOT a condition for deadlock?
A.Starvation
B.Circular wait
C.No preemptio
D.Mutual Exclusion
第9题:
第10题:
到发线 arrival-departure track