精选优质文档-倾情为你奉上1-3单元测试一.单项选择。(30分)1._ I try on those shoes in the window?_. They are just on show.ACould;Yes,you can BCan;Sorry,you couldntCCould;Sorry,you cant DCan;Yes,you could2.Its a _ to order too much food and leave a lot when you go to a restaurant.Amatter Bwaste Chabit Dtrouble3.Now,many places _ free WiFi,such as subways,supermarkets and KFC.Atake Bshow Cprovide Dcarry4.Could you please _ when you go out?It sme