原设计安装1m/s速度的电梯井道,一定可以安装1.75m/s速度的电梯.()
参考答案:错
从方框中选择最佳选项补全对话
A. Was it exciting
B. How was your vacation
C. Frank helped me study it
D. Where did you go on vacation
E. Did you go to the movies last night
A:小题1: ?
B:It was great. I enjoyed it.
A:小题2: ?
B:My family went to the Great Wall. We visited my uncle in Beijing.
A:小题3: ?
B:No,I stayed at home and studied for the math exam.【小题4】 . Did you go?
A:Yes,I did. I saw Lost in Thailand《人再囧途之泰囧》last night.
B:小题4: ?
A:It was really exciting.
与经济手段相比较,行政手段具有的特征是()。
A.利益性
B.无偿性
C.间接性
D.多样性