【判断题】作用于刚体上的力可以平移到刚体上的任意一指定点。()
【简答题】Welch______Hut ist schön?
【单选题】I’m really ________ this weather – why can’t it be sunny for a change?
【简答题】Welch______ Hut möchtest du?
【单选题】作用于刚体上某点的力可沿其作用线移到刚体上任意一点,并不改变该力对刚体的作用效果,这是静力学的( )。
【单选题】听力原文:When the Fed wishes to encourage business activity, it may lower the discount rate to boost borrowing. (5)
A.
People are discouraged to do business with a lower discount rate.
B.
People are encouraged to borrow more money if the discount rate is lowered.
C.
People are encouraged to borrow more money if the discount rate is raised.
D.
People are discouraged to borrow less money with a lower discount rate.
【单选题】______ Hut möchtest du?
【单选题】作用于刚体上某点的力,可沿其作用线(? ? )作用点,而不改变该力对刚体的效应。
【单选题】Not only() the data fed into it, but it can also analyze them.
A.
can the computer memorize
B.
the computer can memorize
C.
do the computer memorize
D.
can memorize the computer
【简答题】How can lower pitch contribute to the speech? It can show ______.