| Many teenagers(青少年) feel that the most
important people in their lives are their friends. They believe that their
family members don’t know them as well as their friends do. In large families,
it is quite often for brothers and sisters to fight with each other and then
they can only go to their friends for some ideas. It is very important for teenagers to have one good friend or a group of friends. Even when they are not with their friends, they usually spend a lot of time talking among themselves on the phone. This communication (交际)is very important in children’s growing up, because friends can discuss (讨论) something. These things are difficult to say to their family members. However, parents often try to choose their children’s friends f [单选题]水温在16℃～25℃时水中作业连续工作时间不得超过( )。
A.1 h； B. 2 h； C. 3 h； D. 4 h [判断题]搬运时若需经过山地陡坡或凹凸不平之处，应预先制定运输方案，采取必要的防滑措施。
A.正确 B.错误 [单项选择][听力原文] ？？当得知男的要参加会议时，工友们都是什么心情？（）
A. 高兴 B. 生气 C. 嫉妒 D. 讽刺 [多项选择]腻苔主病为
A. 内痈 B. 顽痰 C. 湿热 D. 寒湿 [判断题]禁止越过遮栏（围栏）。
A.正确 B.错误 [单选题]设备的防触电保护不仅靠基本绝缘,还具有像双重绝缘或加强绝缘这样的附加安全措施。这样的设备属于()设备。
A.I类 B.Ⅱ类 C.Ⅲ类 [判断题]进入有限空间作业前，应进行气体准入检测，并做好记录。
A.正确 B.错误 [单选题]下列叙述正确的（ ）
A.A.用靠边角尺推平行线 B.B.游标卡尺测量前无需调整0位 C.C.千分尺内套筒基准线所对其的数值必须乘以0.01 D.D.使用水平仪时表面无法清洁就不清洁 [判断题]积极发展“一警六员”对象成为消防志愿者,壮大当地消防志愿者队伍,经常组织消防宣传志愿活动。
A.正确 B.错误 我来回答: 提交
|
