皮皮学，免费搜题
登录
搜题
【多选题】
触电对人体伤害程度与很多因素有关,下面哪些说法是正确的:A.
与电流的大小有关：电流越大，伤害越重。
B.
与电流的种类有关：同样大小的交流电比直流电伤害严重。
C.
与触电时间长短有关：触电时间越短,后果越严重。
D.
与人体的电阻有关：人的皮肤有汗水时，或者在潮湿地方工作触电危险大。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】情景对话,每空一词。 A: (1)______ is your (2) ______,Daniel? B: It’s(3) ______ December 5th. A: Is it your (4)______day in the year? B: Of course it is. I love my birthday. A: (5)______ do you usually do (6)_...
【单选题】听力原文：We were very excited at seeing the exhibition. But when we got there, we only see the empty rooms with empty walls. The art show must have been closed. (27)
A.
They showed us the clothes.
B.
The shore is close.
C.
The market was shut down.
D.
The exhibit has ended.
【单选题】听力原文：W: Bill, is that really you? I haven't seen you for months. M: Hello, Christina. Yes, it has been a long time. Good to see you. How have you been? W: I've been okay. I've just been so busy with s...
A.
He will return to his hometown.
B.
He will play tennis.
C.
He will join the woman for dinner.
D.
He will go to a coffee shop with the woman.
【单选题】l. There is ittle we can do about it, ____? A is there B. can’t we C. isn’t there D can we
A.
1
B.
2
C.
3
D.
4
【简答题】Add a tag question to each of the following sentence: J ohn didn ’ t say anything, ______? B read and butter is your favorite, ______? B read and butter are expensive,______? Y ou and I did together ,...
【简答题】what's your favorite food?
【简答题】I fell in love with England because it was quaint(古雅)—all those little houses, looking terribly old-fashioned but nice, like dolls’ houses. I loved the countryside and the pubs, and I love London. I’v...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
