实施有差异性的语言教育方法首先要的是()。
A.用游戏的方法练习
B.经常训练
C.了解婴幼儿语言发展的水平
D.在生活中进行培养
参考答案:C
丁二烯在常压下的爆炸极限为()。
A、1~10%
B、0.1~5%
C、1.1~12.5%
D、1.1~15%
动词考查(每题1分,共5分)。
选择动词词组,并用其适当形式填空。
go to sleep, learning…by themselves, used up, come ture, be angry with
1. Sometimes,I would my best friend,but not for long.
2. Tom,it’s time for you to or you will get up late tomorrow.
3. The young man all the paper.
4. I think my dream will sooner or later.
5. The students in poor areas are some subjects .