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【判断题】
“五音”是古代音乐调式,即宫、商、角、徵、羽。“为变徵之声”中的“变徵”是角、徵二音之间接近徵音的声音。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】设集合A={x|（x-1） 2 ≥1}， B={x| x+1 x-1 ≥0} ，则A∩B={|x≤-1或x≥2}．
【单选题】设集合U=R，A={x| ＜2 x ＜4}，B={x|lgx＞0}，则A∪B= [ ]
A.
{x|x＞﹣1}
B.
{x|﹣1＜x≥2或x≥2}
C.
{x|x≤1或x≥2}
D.
{x|1＜x＜2}
【单选题】They boy whom you lent the bike to ____ by a car.
A.
hit
B.
be hit
C.
having been hit
D.
was hit
【单选题】The boy whom you lent the bike to ____ by a car.
A.
hit
B.
be hit
C.
having been hit
D.
was hit
【单选题】设集合U=R，A={x| 1 2 ＜2 x ＜4}，B={x|lgx＞0}，则A∪B=（ ）
A.
{x|x＞-1}
B.
{x|-1＜x≥2或x≥2}
C.
{x|x≤1或x≥2}
D.
{x|1＜x＜2}
【单选题】Is he the boy ______ you're looking ______? [ ]
A.
that; ×
B.
which; for
C.
who; for
D.
whom; ×
相关题目：
【单选题】The boy whom you lent the bike to ____ by a car.
A.
hit
B.
be hit
C.
having been hit
D.
was hit
参考解析：
知识点：
题目纠错 0
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