复合树脂充填时，洞缘斜面做在（）。
A.洞缘牙釉质
B.洞缘牙骨质
C.洞壁牙本质
D.洞缘牙本质
E.龈缘牙本质
参考答案：A
As if he ______ my mind，he stood up and offered me his seat when I got on the crowded bus.
A．had made
B．has made
C．has read
D．had read
式法制财
