问题补充:
Welcome to our store! We all our things at good prices.
A. know
B. think
C. sell
D. buy
答案:
A. know
B. think
(答案→)C. sell
D. buy
解析:句意:欢迎来我们店!我们以便宜的价格出售所有的东西。A. know 知道; B. think 认为;C. sell 卖,出售;D. buy买。根据Welcome to our store!可知此处是商店,因此商店要卖东西。故选C。