A. help B. rush hour C. die from D. come up A. infection B. power line C. tremor D. yellow A. immigrant B. bird C. questionnaire D. football player A. go swimming B. salary C. help yourself D. in English A. straggle B. blue C. go ahead D. yesterday A. again B. mournful C. extremely D. potassium A. reasonable B. P.E C. classroom D. Spanish A. dog B. weep C. bus fare D. lasting A. volcanology B. tube C. obesity D. of A. unsympathetic B. always C. bequeath D. say