A set of keys _____on the desk. My pen and my pencil_____ in my pencil box. A. is;is B. is; am C. is; are
一Shall we meet at the station at 8 am? —In fact, we _______. The train _______ until l0 a.m.
The cakes in the restaurant _______,so they _______ well.
一Middle school students don’t know much about shopping online, _______ they? 一 _______. It’s very popu]ar with teenagers.
The book was written in _______ easy English _______ even primary school students could understand it.
We have ________ some organizations to help the poor students in the western areas of China.