劳动力不能像其它生产要素那样被储存或报废,劳动者在脱离生产时仍然要维持生计,这一特征体现了劳务市场的()o
A.复杂性
B.特殊性
C.能动性
D.社会性
参考答案:D
The ______ way is based on the premise that the teacher should be silent as much as possible in the classroom and the learner should be encouraged to produce as much language as possible.
下面关于人工湖湖底做法叙述正确的是()。
A、采用自然式泥土湖底
B、大面积湖底适于灰土做法
C、较小湖底可用混凝土做法
D、湖底渗漏中等可用塑料薄膜铺