1) Lisa _________ reuse the plastic bag because it was broken. a) could b) couldn’t c) shouldn’t d) should e) can 2) Phillip _________ play online games late at night. a) could b) couldn’t c) shouldn’t d) should e) can 3) _________ you use a laptop when you were young? a) could b) couldn’t c) shouldn’t d) should e) can 4) We _________ write on both sides to reduce paper waste. a) could b) couldn’t c) shouldn’t d) should e) can't 5) When my dad was at school, he _________ use an encyclopedia, but he _________ look for the information on the internet. a) could, couldn’t b) couldn’t, could c) should, should d) should, shouldn’t e) can, can't 6) _________ you swim when you were six? No, but I _________ swim well now. a) could, couldn’t b) could, can c) can't, can d) can, can e) shouldn't, should 7) Mary _________ use an encyclopedia in 1970. a) could b) couldn’t c) should d) can e) can't 8) Mary _________ read an e-book in 1970. a) could b) couldn’t c) should d) can e) can't 9) Mary _________ use the internet in 2010. a) could b) couldn’t c) should d) can e) can't 10) Mary _________ write a letter in 2010. a) could b) couldn’t c) should d) can e) can't 11) Mel plays the trumpet _________. a) loud b) loudly c) loudlly d) louder e) loudest 12) Ted plays the clarinet _________. a) quiet b) quietly c) quietest d) quieter e) quiets 13) Jen plays the keyboard _________. a) bad b) worse c) badly d) badder e) worst 14) Tom plays the electric guitar _________. a) good b) better c) goodly d) well e) best 15) Alan plays the violin _________. a) quickly b) quicker c) quick d) quickest e) quicking

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