由1-x≥0x>0⇒0<x≤1
故选D.
Look! There ________ some apples in that tree. [ ]
A. is
B. was
C. are
D. were
下面两个句子各是用什么方法修饰的?这样修饰后各有什么好的表达效果?
茉莉花开,香飘万里。