题目内容

Those who ____ Chapter One please go directly to Chapter Four first.

A.finish
B.will have finished
C.have finished
D.will finish

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地方各级人民政府应当重点保护未污染的()。

A.耕地、林地、草地和饮用水水源地
B.林地、草地和饮用水水源地
C.耕地、林地、草地和灌溉用水水源地
D.耕地、草地和饮用水水源地

DNA芯片不能通过标记物进行检测。()

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

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