--Who helped you with your English? --________! I learned it all by myself. I think it’s a ________ way than asking for others’ help.
—Is Jack in the classroom now? —No, he football on the playground.
—Where is your brother? —He has gone to Beijing. He back in three days.
—Ann, I am worried I’m getting fatter. What shall I do? —I think you should eat ________ food and do more exercise.
—Why don’t you buy the bike, Mary? — It’s too expensive. I can’t it.
they are twins, they don’t look the same at all.