到达大气上界的太阳辐射光谱中,占总能量比例最大的部分是:()
A、红外线.
B、可见光.
C、紫外线.
D、长波辐射.
参考答案:B
---There is a book ________ on the ground.
---Let’s ________ and ask who lost it.
A.lies, pick it our
B.lying, pick it up
C.to lie, pick up
D.lying,pick out it
升麻胃风汤功效与作用