皮皮学，免费搜题
登录
搜题
【单选题】
重介质分选时,下列物质中常用来作为重介质的为( ) 。A.
炉渣
B.
粉煤灰
C.
硅铁
D.
粘土
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
【单选题】Something is bound to happen one way or another to end the conflict or the problem.
A.
improve
B.
solve
C.
yawn
D.
rear
【判断题】Another way to end your speech is to issue an inspirational appeal or challenge to your listeners 。
A.
正确
B.
错误
【简答题】Almost all cultures celebrate the end of one year and the beginning of another in some way. Different cultures celebrate the beginning of a new year in different ways, and at different times on the ca...
【简答题】Almost all cultures celebrate the end of one year and the beginning of another in some way. Different cultures celebrate the beginning of a new year in different ways, and at different times on the ca...
【简答题】_B__________ is another way of saying 'bike'．
相关题目：