问题补充:
The shop opens at 8 a. m every day and it from 8 a. m. to 8 p. m.
A. is closing
B. is opening
C. is closed
D. is open
答案:
A. is closing
B. is opening
C. is closed
(答案→)D. is open
解析:根据语境可知此句的含义是这座商店每天在八点开门,营业时间是早八点到晚八点。动词open表示打开是短暂性动作,短语be open意思是开着,表示状态。其中open是形容词而不是动词。故选D。