工作面边沿无防护设施或围护设施高度低于( )时，均要按规定搭设临边防护栏杆。
A. 50cm
B. 60cm
C. 80cm
D. 100cm
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施工现场进出口必须设置铁制或木制的灯箱式门楼。门楼宽度不小于( )，高度不低于3.5m。
A. 2m
B. 4m
C. 6m
D. 8m
模板要整齐堆放，高度不超过( )。
A. 1.2m
B. 1.4m
C. 1.6m
D. 1.8m
What is the most important clue in the story to help Ken Roberts find the hare
A. Two stone crosses in Amp Hill.
B. Stevenson's Treasure Island.
C. Katherine of Aragon.
D. Williams hometown.
—I don't like chicken ______meat, ______I like fish very much.
A. and; and
B. and; but
C. or; but
D. or; and
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