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【单选题】
多拉快跑没有污染的现代交通工具是()
A.
电力机车
B.
太阳能汽车
C.
豪华邮轮
D.
波音飞机
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【单选题】Music and Driving Listening to loud music while driving can seriously hamper reaction times and cause accidents, new research suggests. A Canadian study found people took.up to 20% longer to perfer,ph...
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】Music and Driving Listening to loud music while driving can seriously hamper reaction times and cause accidents, new research suggests. A Canadian study found people took up to 20% longer to perform. ...
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】It is __________ that text messaging while driving is dangerous.
A.
necessary
B.
sufficient
C.
obvious
D.
significant
【单选题】These flowers are in_spring.
A.
under full bloom
B.
in full bloom
C.
in fully bloom
D.
of full bloom
【单选题】These flowers are very____ in this country.
A.
unique
B.
strange
C.
rare
D.
peculiar
【单选题】炉膛回火原因分析判断
A.
副反应高
B.
催化剂已到晚期
C.
燃料带水严重
D.
⑤ 催化剂炭化严重,活性下降
【简答题】Driving In America Keep Right The traffic follows the “keep right rule”. While driving, drive on the right side of the road. On one-way, multiple lanes(车道) road, the right-most lane would be slowest a...
【单选题】While driving, you are allowed to use your hand held mobile phone to .
A.
chat with your assistant
B.
make an emergency call
C.
look for a UHaul location
D.
receive and send messages
【单选题】关于食管的叙述,以下错误的是
A.
全长有三个狭窄
B.
穿膈肌食管裂孔
C.
颈部位于气管前方
D.
上端与咽喉部相连
E.
可分为颈部、胸部、腹部三部分
【简答题】膈肌位于胸膜腔之间,上面形成______的底,下面形成______的顶,主要有三大裂孔,即___________、____________及__________。还有四个膈孔,两个前称为______________,两个在后称____________,是膈的薄弱环节。
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