皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
采用电弧焊焊接出现下列情况时,如无适当的防护措施,应立即停止焊接工作()。
A.
风速等于2m/s
B.
风速等于4m/s
C.
风速等于6m/s
D.
风速等于8m/s
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
【单选题】He has given up ______.
A.
playing football
B.
playing the football
C.
to play the football
D.
to play football
【多选题】老年人对药物耐受性降低的具体表现为
A.
多药合用耐受性明显下降
B.
对易引起缺氧的药物耐受性差
C.
对排泄慢或易引起电解质失调的药物耐受性下降
D.
对肝脏有损害的药物耐受性下降
E.
对胰岛素和葡萄糖耐受力降低
【单选题】最高人民法院是我国的最高国家审判机关,( )地方各级人民法院和专门人民法院的审判工作。
A.
领导
B.
监督
C.
指导
D.
管理
【多选题】高尔夫门窗升降开关失效导致玻璃无法正常升降的故障现象及原因()
A.
门窗升降开关失效,玻璃无法正常升降
B.
门窗升降开关内部 PCB板漏水腐蚀导致功能失效,玻璃无法正常升降
C.
将PCB板尺寸变小,沉入底座内,并且开关垫尺寸增大,开关垫内部加筋,增加防水性
D.
目前已经可以通过电子备件目录单独订购调整垫片
【单选题】He’s given an important report on the science, ________?
A.
isn’t he
B.
has he
C.
hasn’t he
D.
is he
【单选题】将R1>R2>R3的三只电阻并联,然后接在电压为U的电源上,获得功率最大的电阻是
A.
B.
C.
D.
D不能确定
【单选题】He demand s that he ___ an opportunity to explain why he's refused to go there. A. is given B. must give C. should give D. be given
A.
is given
B.
must give
C.
should give
D.
be given
【单选题】听力原文:W: Will John be singing in this semester's student opera? M: Not unless he's given a significant role. Q: What does the man imply about John? (16)
A.
He wants to be a featured performer.
B.
He plans to attend the student opera.
C.
He hopes to give an important role to a student.
D.
He will sing with the opera until the semester is over.
【单选题】以下关于老年人药物耐受性降低的具体表现,不正确的是
A.
多药合用耐受性较单一用药好
B.
哌替丁慎用于老年患者
C.
对排泄慢或易引起电解质失调的药物耐受性下降
D.
对异烟肼、利福平等肝脏有损害的药物耐受性下降
E.
对胰岛素和葡萄糖的耐受力降低
【单选题】----Did Jack take the doctor’s advice that he _____ in bed for a couple of days?----If only he _
A.
12. ----Did Jack take the doctor’s advice that he _____ in bed for a couple of days? ----If only he _______. A.lies; does
B.
lay; did
C.
lie; did
D.
lie; had
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