有机物的特征为 _________ .
多数有机物难溶于水,但易溶于有机溶剂;多数有机物受热易分解,且易燃烧.
用所给词的适当形式填空.
1. Do you want to be an (art) in the future.
2. He wants (be) an actor when he grows up.
3. This dictionary (cost) me over sixty dollars.
4. I (be) going to play football tomorrow.
5. There are (lot) of people in the Summer Palace.
通常把被评价者的()作为整个高等教育评价过程的预评价阶段,即高等教育评价的基础。
A.自我评价
B.他人评价
C.同行评价
D.领导评价