【单选题】下列溶液的浓度均为0.1mol·L -1 ,其pH值小于7的是( )
【单选题】In Bracken's case, anger made her give up her life.
【单选题】__________picking up the phone,I recognized her voice.
【简答题】Picking her up in my arms like a child, I turn her on her side.
【判断题】If you have different opinions with the speaker, you shouldn’t mention it in a Q & A session because it’s rude to do so.
【单选题】混凝土的强度受下列那些因素的影响: ( ) (1)坍落度;(2)水灰比;(3)水泥品种;(4)水泥强度等级。
【单选题】It’s rude to _______ a foreign student's mistakes in English.
【单选题】下列溶液的浓度均为 0.1mol·L -1 ,其 pH 小于 7 的是 ( )。
【判断题】It’s rude to mention the date on which the receiver of the letter should provide his or her reply.
【判断题】It’s rude to mention the date on which the receiver of the letter should provide his or her reply.