皮皮学，免费搜题
登录
搜题
【多选题】
氩弧焊根据所用的电源种类的不同,可分为__________________等。A.
脉冲氩弧焊
B.
直流氩弧焊
C.
自动氩弧焊
D.
交流氩弧焊
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】Who is the writer of The Faerie Queene ?
A.
Chaucer
B.
Spenser
C.
Shakespeare
D.
Shelley
【简答题】Why was the writer shocked?
【简答题】池壁四周通风口的面积不应小于滤池表面积的 % 。
【单选题】The writer is considering deleting the sentence in bold in paragraph 3. Should the writer do this?
A.
Yes, because it does not provide a transition from the previous paragraph.
B.
Yes, because it fails to support the main argument of the passage as introduced in the first paragraph.
C.
No, because it continues the explanation of how acid whey can be disposed of safely.
D.
No, because it sets up the argument in the paragraph for the benefits of Greek yogurt.
【单选题】What example does the writer use in support of his second suggestion?
A.
Roger Bannister
B.
A world-class musician
C.
The writer’s mentor
D.
A 90-year-old tennis player
【单选题】The writer talked to ___________________.
A.
the careers teacher about becoming a doctor
B.
the careers teacher about becoming an electrician
C.
the careers teacher who was an electrician
【单选题】The manager of drugstore shouted at the writer in a bastard language because _____________.
A.
he hadn't learnt to speak polite English
B.
he thought the writer wouldn't understand English
C.
that was the usual language used by Europeans when speaking to Africans
D.
that was the only language he could speak when he was angry
相关题目：