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【多选题】
自动变速器失速试验结果为D、R位失速转速都高于正常值,可能的原因是( )。
A.
主油路油压过低
B.
ATF油位不正常,油质差
C.
离合器、制动器或单身离合器打滑
D.
液力变叶片损坏
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【单选题】把 2- 丁烯与跟溴水作用,其产物主要是( )。
A.
1,2- 二溴丁烷
B.
 2- 溴丁烷
C.
2,3- 二溴丁烷
D.
1,1- 二溴丁烷
【单选题】It's so noisy. I'd really appreciate ______ if you'd turn the radio down. [      ]
A.
that
B.
it
C.
this
D.
which
【单选题】— Could you tum down your radio, please?It's too noisy. — __________. — I asked you to tum down your radio a little. [     ]
A.
I beg your pardon?
B.
I'm soorry.
C.
Do you want a go?
D.
Yes,of course
【单选题】把2-丁烯跟溴水作用,其产物主要是
A.
1,2-二溴丁烷
B.
2-溴丁烷
C.
2,3-二溴丁烷
D.
1,1-二溴丁烷
【单选题】His new neighborhood _ very quiet, but now it's very noisy. [     ]
A.
was used to be
B.
used to
C.
is used to
D.
used to be
【单选题】— I didn't hear you come in last night. — That's good. We tried ______ noisy. [     ]
A.
not be
B.
not to be
C.
to be
D.
to be not
【单选题】Please ( ) the radio, it’s noisy.
A.
turn to
B.
turn up
C.
turn down
D.
turn out
【简答题】'a'-32 的运算结果为___。
【判断题】The author's apartment is big but noisy.
A.
正确
B.
错误
【单选题】把 2- 丁烯跟溴水作用,其产物主要是
A.
2- 溴丁烷
B.
1 , 2- 二溴丁烷
C.
2 , 3- 二溴丁烷
D.
1 , 1- 二溴丁烷
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