皮皮学，免费搜题
登录
搜题
【简答题】
在冬季补加蒸馏水时()时进行,以防结冰。
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】用或非门组成的基本SR锁存器的约束条件是( )。
【简答题】用或非门组成的基本SR锁存器的约束条件是 _________________ 。
【简答题】《红楼梦》中评论王熙凤在贾府衰亡中的悲惨下场的两句诗是 ____________________(说明:答案不加引号,两句诗之间用逗号)
【单选题】. There is no doubt that being good at communicating is a great_________, especially when you are looking for a job.
A.
advantage
B.
privilege
C.
assistant
D.
opportunity
【简答题】完形填空。 Marc sat next to me when we were in Hill Junior School. He had a serious 1 in communicating with people. One always had to guess what he was saying. 2 ，most of my classmates did not like to be ...
【单选题】Differences in _____ and _____ are less of a problem when communicating cross-continent.
A.
Differences in time and location are less of a problem when communicating cross-continent.
B.
Differences in objectives and results are less of a problem when communicating cross-continent.
C.
Differences in time and expense are less of a problem when communicating cross-continent.
相关题目：