问题补充：
I think the shop now. Let’s go it.
A. is open, see
B. opens, to see
C. is opening, see
D. is open, to see
答案：
A. is open, see
B. opens, to see
C. is opening, see
(答案→)D. is open, to see
解析：句意：我认为商店现在关门了。让我们去看看。结合语境可前文从句描述的是客观状态，故用系表结构。下文为不定式做宾语，故选D。
