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【简答题】
(2013·宿州模拟)—Are you going to go abroad?— . It’s a golden opportunity for me.A．No problem!B．Tha (2013·宿州模拟)—Are you going to go abroad? —____. It’s a golden opportunity for me. A．No problem! B．That’s for sure. C．How come? D．Good idea.
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【简答题】如图所示,A与B两飞轮的轴杆可由摩擦齿合器使之连接,A轮的转动惯量为J1。开始时B轮静止,使A轮以的角速度ω0匀速转动后,再与B轮连接,直至两轮转速为ω。则B轮的转动惯量为=
【单选题】Easter is celebrated to remember ______.
A.
the discovery of America
B.
the annexation of Hawaii
C.
the resurrection of Jesus
D.
the birth of Jesus Christ
【简答题】Jason failed one of the exams, but we
should make ________ for the fact that he
had been ill and absent from class for a
whole year.A. permit B. allowance C. permission D. consent
【单选题】Jason failed one of the exams, but we should make ________ for the fact that he had been ill and absent from class for a whole year.
A.
permit
B.
allowance
C.
permission
D.
consent
【单选题】_________will spend the summer holiday in Hawa
A.
She, you and I
B.
You, she and I
C.
I, you and she
D.
Her, me and you
【单选题】It is implied in the last paragraph that ______.
A.
there is a lot of trouble living in Hawaii
B.
living expenditure in Hawaii is as high as that in Manhattan
C.
living expenditure in Hawaii is incompatible with income
D.
house price today in Hawaii is unbelievably high
【简答题】如图所示,A与B两飞轮的轴杆可由摩擦齿合器使之连接,A轮的转动惯量为10 。开始时轮静止,A轮以600转/分的速度转动,然后使与B连接,因此B轮得到加速而A轮减速,直到两轮的转速都等于200转/分为止。则B轮的转动惯量为 。
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