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【单选题】
下列基本数据中没有符号位的是( )。A.
BYTE
B.
INT
C.
DINT
D.
REAL
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举一反三
【单选题】When the Japanese yen appreciates, then we might expect (everything else equal) that imports in Japan will______and exports will______.
A.
rise...fall
B.
rise...rise
C.
fall...fall
D.
fall...rise
【简答题】_________(确实) these changes take a long time,________(但是) not as long as we might expect.
【判断题】Theories describe the relationship we might logically expect between variables.
A.
正确
B.
错误
【简答题】阅读理解。 Mary and Peter were having a picnic with some friends near a river when Mary notice an object overhead. 'Look!' she shouted to her friends. 'That's a spaceship up there and it's going to land he...
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