脾胃虚弱型呕吐,病程久,腰膝酸软,肢冷汗出的最佳治疗方剂是()
A.香砂六君子汤
B.小半夏加茯苓汤
C.旋覆代赭汤
D.补中益气汤
E.理中汤加吴茱萸
参考答案:E
— Are you pleased with what he has done?
— It couldn’t be ________. He must have put a lot of effort into his work.
A.any worse
B.any better
C.so bad
D.the best
在RS-232C标准中,规定发送电路和接收电路采用( )接收。
A.单端驱动双端
B.单端驱动单端
C.双端驱动单端
D.双端驱动双端