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【单选题】
用阿托品治疗胃肠绞痛时,口干是A.
过敏反应
B.
个体差异
C.
治疗作用
D.
副作用
E.
特异质反应
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举一反三
【单选题】— Why has Mr. Green been busy going to the library recently? — _____ ready for the public speech. [ ]
A.
Get
B.
To get
C.
Having got
D.
Getting
【简答题】阅读理解，判断对(T)错(F)。 Mr. Green has a dog. It loves him very much. One day Mr. Green goes out to throw away his old shoes. He puts them near the rubbish box. The dog goes there to look for food. It sees th...
【单选题】脉冲当量是指( )
A.
每发一个脉冲信号,相应丝杠产生转角大小
B.
每发一个脉冲信号,伺服电机转过的角度
C.
进给速度大小
D.
每发一个脉冲信号,机床移动部件的位移量
【单选题】— Is Mr. Green at home? — No, he ______ Shanghai. [ ]
A.
has been to
B.
has gone to
C.
is going to
【单选题】脉冲当量是指( )
A.
每发一个脉冲信号，机床相应移动部件产生的位移量
B.
每发一个脉冲信号，伺服电机转过角度
C.
进给速度大小
D.
每发一个脉冲信号，相应丝杠产生转角大小
【单选题】脉冲当量是指( )
A.
进给速度大小
B.
每发一个脉冲信号，相应丝杠产生转角大小
C.
每发一个脉冲信号，机床移动部件的位移量
D.
每发一个脉冲信号，伺服电机转过的角度
【单选题】Mr. Green has recently been ______ of the company.
A.
appointed to president
B.
appointed president
C.
appointed a president
D.
appointed the president
【单选题】—Mr. Brown is a hardworking man and he has achieved great success. —_________ [ ]
A.
So is Mr. Green.
B.
So has Mr. Green.
C.
It's the same with Mr. Green.
【单选题】Mr. Green _______ to Beijing two weeks ago. He ______ there many times.
A.
has gone; has been
B.
went; has been
C.
has gone; went
D.
went; went
【单选题】Green tea has in recent years attracted much attention in the West for a wide range of possible ______ effects.
A.
advantageous
B.
beneficial
C.
favorable
D.
preferable
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