患者,男,43岁。不慎外感,头痛身热,咳嗽,口渴咽干,虽经发汗但未痊愈,舌红少津,脉细数。首选药物是()
A.羌活
B.知母
C.北沙参
D.鳖甲
E.玉竹
参考答案:E
“There is something wrong with my bike.” “It doesn't matter. I ___ lend you mine.”
A.am to
B.am going to
C.must
D.will
UDP中用户数据包首部字段有 (43) B,TCP中的数据包首部字段有 (44) B。
A.4
B.8
C.12
D.20