A. difference B. continuing C. salaam D. flood A. crevasse B. neighbourhood C. warning D. ash A. index B. naive C. good at D. in detail A. observatory B. lonely C. organized D. toward A. require B. primary school C. teamwork D. homeless A. have a gift for B. because of C. behaviour D. freeway A. current B. pig C. play with fire D. demand A. transport B. bigger C. outdoor D. ridiculous A. god B. dioxide C. exhibition D. cloud A. influential B. sweep away C. had D. living room