A. stomachache B. power line C. back and forth D. congratulation A. social climber B. twelve C. uncertain D. loser A. Weld B. file C. said D. robot A. dispose B. scared C. lake D. come along A. stretch B. smell C. run into D. think highly of A. almost B. inspection C. vacuum D. appendix A. carpet B. excellent C. trusting D. rest A. matter B. biochemistry C. wage D. DIY A. radio frequency B. creature C. enough D. neighbourhood A. five B. headache C. beneath D. gleam