男性，58岁，因右肺中央型肺癌行右肺切除术。术后留置胸管，目前处于钳闭状态。

此患者术后禁忌的体位是（）

A.半卧位

B.低斜坡卧位

C.坐位

D.平卧位

E.侧卧位

--- The shop is _______ on Saturday and Sunday. We can go shopping there on weekdays.

---Oh, no. It           since last Saturday.

A．open, has closed

B．close, has been open

C．open, has been opened

D．closed, has been closed