1, A. twice B. flight C. piece D. mind
2, A. about B. around C. sound D. young
3, A. cover B. oven C. coffee D. company
4, A. plates B. cakes C. mates D. places
5, A. laughed B. learned C. changed D. arrived
6, A. watched B. talked C. stopped D. celebrated
7, A. spends B. laughs C. friends D. pofatoes
8, A. fair B. straight C. train D. wait
9, A. old B. sociable C. outgoing D. volunteer
10, A. losed B. naked C. preferred D.raised