A. Be careful B. stay up C. scholar D. fellow A. green B. assiduously C. rarely D. fraction A. stop B. be crazy about C. after-class D. rich A. click B. climb on the window ledge C. pen pal D. assumption A. information B. questionnaire C. safety rule D. citizen A. football field B. octopus C. documentary D. street A. choke B. play football C. ambition D. wrestler A. sounding B. go for a walk C. wait for D. balloon A. miniature B. play with fire C. announcement D. ready A. shout at B. rope C. safe D. jerky