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如何使用万用表测量蓄电池开路端电压。
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【简答题】For more than thirty years the statue millions of foreign people arriving by ship to live in the United States．
【单选题】For more than thirty years the statue ______ millions of foreign people arriving by ship to live in the United States.
A.
welcome
B.
welcomes
C.
welcoming
D.
welcomed
【单选题】Foreign weeds can be discovered after researchers had observed them for more than thirty years.
A.
True
B.
False
【单选题】For more than thirty years scientists have been searching for signs of life on other planets. Most of these searches have been done over the radio. The hope is that someone in outer space may be tryin...
A.
have sent up spaceships to other planets
B.
have sent radio and television messages to outer space
C.
are listening to the radio message all the year round
D.
will use computers to pick up background noise
【简答题】A．The drivers must go at more than thirty miles an hour. B．The ears should go at exactly thirty miles an hour. C．The drivers must go thirty minutes. D．The cars must not go at more than thirty miles an...
【单选题】In spite of the difficulties, according to the text more than thirty-five million people a year give up smoking.
A.
Y
B.
N
C.
NG
【简答题】修订后的《中华人民共和国残疾人保障法》共有( )
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