题目内容

DNA芯片不能通过标记物进行检测。（)

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They all go outing on such a warm spring day ______ Mark.He is busy with his lessons now.

A.beside
B.besides
C.except for
D.except

We all thought ____ a pity that you were unable to attend our meeting.

A.that
B.this
C.it
D.which

（)经中华人民共和国过境转移危险废物

A.禁止
B.限制
C.允许
D.鼓励

与客户交谈时，要尽可能用与客户相同的谈话方式。（)