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【简答题】
求函数 y=sin(x+ π 6 )+sin(x- π 6 )+cosx，x∈[0，π] 的单调区间、最大值和最小值．
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举一反三
【单选题】In the convention of résumé writing, what is the last heading a job-seeker often includes?
A.
Interests and Hobbies.
B.
References.
C.
Contact information.
D.
Special skills.
【单选题】Other guests at yesterday's opening, which was broadcast ______by the radio station, included the Governor and the Mayor.
A.
alive
B.
live
C.
lively
D.
living
【判断题】铺设实木地板面层时,其木搁栅的截面尺寸、间距和稳固方法等均应符合设计要求。木搁栅固定时,不得损坏基层和预埋管线。木搁栅应垫实钉牢,与墙之间应留出 50mm 的缝隙,表面应平直。
A.
正确
B.
错误
【单选题】The course _______ many topics, ________ travel, money and shopping.
A.
covers, includes
B.
cover, include
C.
covers, including
D.
cover, including
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