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【单选题】
下列各式中，值为 的是 [ ]A.
2sin 2 15°-1
B.
2sin15°cos15°
C.
cos 2 15°-sin 2 15°
D.
cos 2 10°
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举一反三
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A.
with
B.
as
C.
like
D.
than
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A.
saying
B.
being said
C.
were said
D.
be said
【单选题】宋代的“四书集注”是指《论语》、《孟子》、《大学》、 。 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
《易经》
B.
《诗经》
C.
《尚书》
D.
《中庸》
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