网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
Self-contained breathing apparatus is used to ______.
A.make underwater repairs to barges
B.determine if the air in a tank is safe for men
C.enter areas that may contain dangerous fumes or lack oxygen
D.resuscitate an unconscious person
参考答案
更多 “ Self-contained breathing apparatus is used to ______.A.make underwater repairs to bargesB.determine if the air in a tank is safe for menC.enter areas that may contain dangerous fumes or lack oxygenD.resuscitate an unconscious person ” 相关考题
考题
What() you() he’ s the murderer?
A. make, thinkB. makes, thinkC. makes, to thinkD. make, thinking
考题
The word "immersed" in the second paragraph means“______”.A. liftedB. raisedC. roseD. under water
考题
The sports()in the park enable the old people to do exercises and have fun during the day.A、facilitiesB、equipmentC、facultyD、apparatus
考题
Please have the damage on gangway _____ as soon as possible for account of the Stevedore Company.A.repairedB.repairC.repairingD.Repairs
考题
The tops of vents from gasoline tanks should terminate ______．A.in open airB.inside cabinsC.in machinery spaceD.underwater
考题
Techniques to employ the energy of the sun are being developed.A:convert
B:store
C:use
D:receive
考题
Our statistics show that we consume all that we are capable of producing.A:waste
B:buy
C:use
D:sell
考题
以下哪个单词是血液的意思？A．recentlyB．improveC．bloodD．breathing
热门标签
最新试卷
