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【单选题】
Have you ever _________ an athlete named Beckham ?
A.
heard
B.
heard of
C.
listened from
D.
listened to
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【判断题】Rick thinks they need one more person to lift the books. ListeningB 1.m4a
A.
正确
B.
错误
【判断题】豆芽汁加糖配制的培养基是合成培养基
A.
正确
B.
错误
【判断题】豆芽汁加葡萄糖配成的培养基是合成培养基。
A.
正确
B.
错误
【简答题】阅读理解。 Rick is only fif years old, but he's very rich. Two years ago, Rick started a football website for young people. 'I became interested in computers when I was eight because my father worked w...
【判断题】职业生涯规划是对一个方向的某种认定,这种方向是一个目标状态。()
A.
正确
B.
错误
【单选题】溶源菌遇到同一种噬菌体或与之密切相关的噬菌体时表现为______。
A.
抗性
B.
免疫 性
C.
再次溶源性
D.
裂解
【简答题】阅读理解。 One day an American called Simon went to London to visit his friend, Rick. Rick told him that his flat was on the first floor. When he arrived, Simon went straight to the first floor of the buil...
【判断题】豆芽汁加糖配成的培养基是合成培养基。
A.
正确
B.
错误
【单选题】— Is this your new pencil? — No, I think it is _____. [     ]
A.
Rick
B.
Ricks
C.
Rirks'
D.
Rick's
【判断题】豆芽汁加糖配成的培养基是合成培养基。
A.
正确
B.
错误
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