中风闭证应加用的穴位是()
A.十宣、十二井穴、合谷
B.十二井穴、合谷、太冲
C.十二井穴、太冲、阳陵泉
D.太冲、关元、神阙
E.十二井穴、关元、神阙
参考答案:B
She can't go out to work because she has to stay at home to ________ her elderly mother.[ ]
A. care for
B. take care of
C. look after
D. all the above
用外消旋甘油醛为原料,通过K.Fisa-cher合成丁醛糖得到的非对映产物是不等的,这混合非对映体物质是:
A.对映体含量相等,不具旋光性
B.对映体含量不等
C.具左旋性
D.具右旋性