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【单选题】
经常被认为是媒体“把关人”角色起作用的经典范例的水门事件,发生于___。A.
1972
B.
1962
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反馈参考答案：
举一反三
【单选题】I _____ to telephone you last night, but the line was out of order and I couldn’t get through.
A.
succeeded
B.
tried
C.
managed
D.
failed
【简答题】I think there's________wrong with their telephone. The line is engaged all the time.
【简答题】EDI的构成要素分别是( )、( )、( )。
【单选题】I _______ to telephone a friend in New York for the last two hours but the line is still engaged.
A.
tried
B.
have been trying
C.
had been trying
D.
had tried
【简答题】中度非典型增生是指
【多选题】炎症常见的全身反应有
A.
发热
B.
急性炎症早期和化脓性炎症，以嗜中性粒细胞的增多为主
C.
慢性炎症或病毒感染时，嗜酸性粒细胞增多明显
D.
过敏反应或寄生虫感染时，嗜酸性粒细胞显著增加
E.
实质器官的变化
【单选题】— I can’t get through to the general manager’s office. — The line is busy. Someone ______ the telephone.
A.
must use
B.
uses
C.
must have been using
D.
must be using
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