皮皮学，免费搜题
登录
搜题
【判断题】
铁碳合金中,一次渗碳体、二次渗碳体、三次渗碳体的成分和晶体结构都不相同。A.
正确
B.
错误
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】If you are a little careful, I think you can _____the problem.
A.
get over
B.
get in
C.
get on
D.
get off
【单选题】The island is two kilometers off the coast, and you can’t get there ____ by boat.
A.
other than
B.
rather than
C.
more than
D.
less than
【单选题】.—How can we go to the island twenty miles off the coast, sir? —I’m afraid you can’t get there ________ by boat.
A.
more than
B.
rather than
C.
other than
D.
better than
【简答题】电气设备的安全管理重点是 的管理A. 用电安全
【单选题】You can get off the bus one or two stops _____ and walk the rest of the way to work every day so as to take some exercise. [ ]
A.
more early
B.
earliest
C.
early
D.
earlier
【单选题】You can’t get off the bus ___________ the bus stops.
A.
after
B.
when
C.
until
D.
because
【单选题】若要删除关系S中的行,删除行的值分别列出如下。它们中的______可以被删除。 I.('S10','宇宙','上海') II('Z01','立新','重庆')
A.
只有I
B.
只有II
C.
都可以
D.
都不可以
相关题目：