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【单选题】
---- I a teacher since 1998.A.
-- Oh, I a little child in 1998.
B.
have been, have been
C.
was, was
D.
was, have been
E.
have been, was
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举一反三
【单选题】—When do you often get up? —I often get up at ______ in the morning. [ ]
A.
half past six
B.
six
C.
seven thirty
【判断题】Function definitions must be processed by the Python interpreter before they can be called.
A.
正确
B.
错误
【简答题】Match the terms with the following definitions. concession eliminate lapse recommendation arbitration liability purport clarify inactivity indispensable 6.___...
【单选题】禾谷多黏菌寄生在禾本科植物根表皮细胞内，不引起明显的症状，但它的游动孢子是传播小麦（ ）和小麦梭条花叶病毒的传播介体。
A.
矮缩病毒
B.
土传花叶病毒
C.
黄矮病毒
D.
根腐病
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