A. purchasable B. us C. mark out D. keyword A. fall off B. juice C. wait D. all year round A. pass on B. sixty C. sit D. I'll A. tomorrow B. huge C. she D. have to A. train B. decision C. shun D. e-friend A. infant B. within C. consult D. live A. passer-by B. catch up with C. send D. cruise A. on board B. rebound C. Don't worry D. indulge A. muzzle B. Canada C. twenty-third D. in vain A. in the afternoon B. in return C. happen to D. UK