A. cliff B. cut down C. seed D. manners A. muscle B. in a nutshell C. layer D. exchange A. robber B. roof C. anchor D. desertification A. strength B. entranced C. zero D. neurotoxic A. pub B. recycle C. information D. oral A. spare time B. one after another C. pick up D. ambitious A. millions of B. inland C. amusement park D. cup A. big B. absolutely C. protective D. red pocket A. president B. environment C. graduation D. extraordinary A. process B. sip C. read D. crop