【单选题】The isolation period of children with measles without complications is
A.
isolation until 5 days after eruption
B.
isolation until 10 days after eruption
C.
isolation until 5 days after rash
D.
isolation until 10 days after rash
E.
isolation until 14 days after rash
【单选题】No country can prosper in isolation or meet all challenges on its own. ( )
C.
in isolation...on its own
【单选题】20世纪初,人们对课程开始进行系统的研究,并从理论上进行概括,下面哪项不是这一时期的理论学派:
【判断题】斜度和锥度的符号用粗实线绘制,其方向应与斜度和锥度的方向相反。( )
【多选题】以下对诗人方回的描述,正确的是 。
A.
方回是宋代江西诗派的殿军,首倡“一祖三宗”之说。
B.
方回的诗歌注重情感的宣泄,在字法、句法上不求精细。
D.
方回在诗歌批评上影响最大的是《瀛奎律髓》,这是他所编选的一部唐宋律诗选本。
【单选题】Isolation is the biggest difficulty for HIV-positive women. 查看材料
【单选题】all of the following are examples of prezygotic isolation mechanisms except