路基的侧沟、天沟、排水沟的横断面应有足够的过水能力,断面尺寸应按50年一遇的洪水频率流量确定,并应增加()m的安全高度。
A、0.1
B、0.2
C、0.5
D、1.0
参考答案:B
There is an elephant and a monkey. They’re friends. But one day they want to know who is stronger. One of them says, “Who can get apples over there, who is stronger.”
There is a river over there. The monkey says, “I can’t swim.” The elephant says, “I can swim. Please sit on my back.” They go across the river. The apple trees are very tall. The elephant can’t reach the apples. The monkey climbs up the tree and gets many apples.
Now they know they should help each other.
小题1:The elephant and the monkey want to know ______.
A.who is smarter
B.who is higher
C.who can swim
D.who is stronger小题2:______ can’t swim.
A.The elephant
B.The monkey
C.The big animals
D.The small animals小题3:______ can’t reach the apples.
C.The high animals
D.The short animals小题4:At last the monkey goes across the river with the help of ______.
A.the elephant
B.the monkey
C.an animal
D.a boat小题5:From the story we should _______.
A.learn from the elephant
B.learn from the monkey
C.A and B
D.help each other
唐代西行求法高僧中影响最大的是()和义净。