课时跟踪检测(三十四) sharing ⅰ.单项填空 1．—keeping smiling every day not only makes ourselves feel good but also helps us make more friends. —________. smiling changes our mood. a．i'm not with you b．it fits us c．i can't agree more d．it's up to you 2．(2013•烟台高三一模)________ the time on the weekend, we agreed to go on a bicycle ride in the countryside. a．killing b．to kill
