案例3案例描述:一家化学品生产企业在进行一项新的化学反应实验时,由于未充分评估反应过程中可能产生的副产物,导致在反应过程中生成了有毒气体,造成实验室内多名科研人员中毒。问题:该事故的主要原因是什么?如何预防此类事故的发生?
A. left B. leave C. leaves D. is leaving 相关知识点: 试题来源: 解析 A 【详解】 句意:当你离开图书馆的时候,苏珊正在做什么? 考查一般过去时。根据“When you ... the library, what was Susan doing?”可知,空格处是一个过去的时间点,应用一般过去时。故选A。
if the promotional pe if the seed doesnt di if the telephone ring if there are still pe if there is anythings if they get here if they prove effecti if they return to the if this is a big joke if this isnt love if those ordinances d if thou shalt see the if thy people israel ...
213.is his own decision.A. When he is leavingB. When he leavesC. When does he leaveD.He leaves75 3英语选择题(leave)___is his own decision.A.When leaving B.When does he leaveC.When he leaves D.He leavesC 4 英语选择题(leave) ___is his own decision. A.When leaving B.When...
wanted suspect wanted to relax down wantong new world mar wants that the christ wants to fight and ki wanze ue s wanzuhato wapwireless markup pr wapa waperture-hogger wapond mobile war and misery go han war and society war human nature reco war in the third dime war is the business o...
a一直一直很幸福下去 Is continuously continuously very happy[translate] a那确确实实让人兴奋不起来 That lets the human excitedly not get up truly[translate] a我被允许可以放假 I am allowed to be possible to have a vacation[translate] awhen is the next one going ? 下一个何时去?[translate]...
C.Until the next one. D.Before another one. 答案 查看答案 更多“— Excuse me, when is the next flight from London due to arrive? — ___”相关的问题 第1题 Wang: Excuse me, can you tell me when the next bus leaves for the airport?Woman: It'll lea ve in 3...
一、用所给词的适当形式填空。1. Pizza is a kind of(tradition) English dish.2. When is the(school-leaver) party?3.Tom(heat) up a pie for me just now.4. She replied that she was happy to accept our(invite).5. Mussolini was hanged by the(Italy)people. ...
It is ___ (nature) to forget new words when you learn English.正确答案 点击免费查看答案 试题上传试题纠错TAGSItistowordswhenyoulea 关键词试题汇总大全本题目来自[12题库]本页地址:https://www.12tiku.com/newtiku/919783/87453945.html相关题目...
this is my favourite of the series so far. I read the final third of the book when I should have been asleep. I just needed to know how it ended. I expected a twist or three, and boy did I get them. This book, along with all the others in the series, is the veritable definiti...