6、ongerC.strongestD.morestronger()12.----Children enjoy ________ computergames. ------I think so. A. play B. plays C. playingD.areplaying()13. He knows nothing about Canada, ________ he? A. doesn’t B. does C. don’tD.do()14.Thank you for ________ me. A. helps B. to help
7、me C. helpingD.help()15.His parents told him not ________. A. be late B. to late C. to be lateD.betolate()16.Let’s_______atalkaboutlearningChinese.A.hadB.havingC.tohaveD.have()17.Rememberto_______thelightsafterschool.A.turnoutB.turndownC.turnupD.turnon()18.--------Ihaveb