I like your pet dog very much. But I can’t find _______ in the pet shop. Where did you buy _______?
Dear me! What a wonderful computer! —My grandpa bought it for my sister and me. It’s ______.
Why won’t you go to the movie with me, Gina? —Because I it twice.
My sister is only four years old, but she can look after ________ now.
volunteers are working for 2014 International Horticulture Exposition in Qingdao.