一般注射液的pH应为()
A.3~8
B.3~9
C.4~9
D.4~10
E.5~10
参考答案:C
Jack is a great talker. It’s high time that he ____something instead of just talking.
A.will do
B.has done
C.do
D.did
严重损伤性休克后,首先应预防的是
A.感染
B.肝性脑病
C.急性心力衰竭
D.肾功能衰竭
E.急性呼吸窘迫综合征