主要作用为抑制TXA2形成的药物是（）
A.阿司匹林
B.埃替巴肽
C.氯吡格雷
D.西洛他唑
E.肝素
参考答案：A
—Is everyone here?
—Not yet. Look, there ______ the rest of our guests! [ ]
A. come
B. comes
C. is coming
D. are coming
28． What you said____quite to the point but what we need____experienced technical workers．
A．is；ale
B．is；is
C．are；are
D．are；is
