【单选题】正规商务中,关于着装的说法,以下哪种说法不正确( )
D.
公务场合夏天男性可穿短袖衬衫配西裤,女性穿衬衫加套裙
【单选题】When he was 20, he left school and went to Beijing, ________he made great progress and became an engineer. [ ]
【简答题】理想沉淀池应符合哪些条件?根据理想沉淀条件,沉淀效率与池子深度、长度和表面积关系如何?
【判断题】在水的硬度测定过程中,水样可以用量筒量取。
【单选题】. ----Please tell me ______________an hour ago. ---He rode his bike. A. how does he go to school. B. where he went C. how he went to school D. what did he do
A.
how does he go to school.
【判断题】根据理想沉淀条件,沉淀效率与池子深度、长度无关,与表面积成反比。
【简答题】句型转换。 1. He went to school by bus. (改为同义句) He ________ ________ ________ to school. 2. He'll play soccer this afternoon . (对画线部分提问) ________ ________ he play soccer? 3. Harry went to Beijing by plane ...
【单选题】The lazy boy got up very late and went to school in a hurryWhen he arrived at school, he found that he had put his socks on______.