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【多选题】
混凝土抗压强度试验结果取值方法：如三个测定值中有一个超出三个( )的( )。A.
平均值
B.
中间值
C.
±10%
D.
±15%
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反馈参考答案：
举一反三
【简答题】中央银行在公开市场上买进证券，只是等额地投放基础货币，而不是等额地投放货币供应量。（ ）
【单选题】By the year 2010, scientist probably ______ a cure for cancer.
A.
will be discovering
B.
are discovering
C.
will have discovered
D.
have discovered
【单选题】In the year 2010 Yushu earthquake struck on April 14, 2010，_____ came as ___great shock to all of our Chinese.
A.
That；a
B.
which； a
C.
what； a
D.
which ；不填
【单选题】By the year 2010, scientists probably ______ an effective treatment for cancer.
A.
will have discovered
B.
are discovering
C.
will be discovering
D.
have discovered
【单选题】By the year 2010, scientists probably ______ a cure for cancer.
A.
will be discovering
B.
are discovering
C.
will have discovered
D.
have discovered
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