皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
下列不是描述勤俭节约的成语是( )。
A.
鸟尽弓藏
B.
俛拾
C.
坐不重席
D.
克俭克勤
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【多选题】二氧化碳气体保护焊的主要工艺参数有( )等。
A.
焊丝直径
B.
焊接电流
C.
电弧电压
D.
焊接速度
E.
焊丝伸出长度
F.
气体流量
【多选题】下列属于二氧化碳气体保护焊短路过渡焊时的主要焊接工艺参数有()
A.
焊接回路电感
B.
气体流量及纯度
C.
焊接电流
D.
焊丝伸出长以及电源极性
【单选题】What's wrong with Jessie?
A.
She has a stomachache.
B.
She has a headache.
C.
She has a toothache.
【单选题】It was there, the police believe, _________ she was able to activate the recorder she kept in he
A.
22. It was there, the police believe, _________ she was able to activate the recorder she kept in her bag. A.until
B.
which
C.
that
D.
When
【单选题】—Lucy has never been to Qingdao, has she? —________.  She hopes to go there one day. [     ]
A.
Yes, she has
B.
No, she hasn't
C.
Yes, she hasn't
D.
No, she has
【简答题】A.She has to catch the train. B.She has to catch the bus. C.She has to go to work. D.She is tired.
【单选题】This is a photo of my aunt when she had______, and now she has a few ______.
A.
short hairs; grey hair
B.
short hair; grey hairs
C.
short hair; grey hair
D.
short hairs; grey hairs
【多选题】二氧化碳气体保护焊的主要工艺参数有( )等
A.
焊丝直径
B.
焊接电流
C.
焊接速度
D.
气体流量
【简答题】A.She has to meet a friend. B.She has to fly to Argentina. C.She has to attend a meeting. D.She has to lunch with the man next week.
【单选题】plt.savefig保存图片可以保存成什么格式
A.
jpg
B.
png
C.
jpeg
D.
bmp
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题