正坡度是下降的坡度,负坡是上升的坡度。
参考答案:对
The girl thinks she is ________ of a star as she won the local beauty contest.
A.something
B.anything
C.everything
D.nothing
No pleasure can equal ______ of having a good sleep after hard work.
A.that
B.one
C.it
D.those