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举一反三
【多选题】有节奏流水施工的主要特点有（ ）
A.
同一施工过程在各施工段上的流水节拍相等
B.
不同施工过程间的流水节拍不一定相等
C.
不同施工过程间的流水节拍相等
D.
流水步距为最小节拍的整数倍数
E.
各施工过程的流水节拍均为最小节拍的整数倍数
【单选题】无节奏流水施工的主要特点是（ ）。
A.
各施工过程的施工段数不相等
B.
施工段可能有间歇时间
C.
专业工作队数不等于施工过程数
D.
全部或部分施工过程在各个施工段上的流水节拍不相等
【单选题】Getting up earlier than usual or sleeping a couple of hours late can have a significant effect on your mood, according to research published in 1997. When the body’s internal clock, or circadian (生理节奏...
A.
off C) up
B.
along D) down
【单选题】The Fisherman and the bearOne fine day, an old man was fishing and caught nothing. Finally, he gave up and walked back along the shore to his shack（窝棚）. When he got close to the front door, he saw it ...
A.
It held the paw out over the water.
B.
The bear jumped and ran out of the door.
C.
He walked to the door quietly and looked inside.
D.
The bear was gone and had left six large fish for him.
E.
The bear often came to the old man's shack to get honey.
F.
Every time a fish jumped after his paw the bear hit it ashore.