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【单选题】
、This question is ______ easy, all the students can answer the question.A.
too much
B.
too many
C.
much too
D.
too many
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反馈参考答案：
举一反三
【多选题】The three different types of venting required:
A.
around the periphery of the part on the parting plane.
B.
internal to the cavity where two or more melt fronts can form a gas trap.
C.
in dead spots where the air can not escape.
【单选题】The parting can not ____ our hearts, the fleeting time won't make our friendship cold.
A.
exclude
B.
seclude
C.
conclude
D.
include
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