1Unit2Youshouldsmileather!QuestionsQuestionsDoyouhaveanyproblemsinlearningEnglish?A:Ican’tcatchthemeaningofthelinesinsomefilms.B:...
1Unit2TheGrandCanyonwasnotjustbig.1.我们给《世界奇观》节目打电话，加入讨论吧。Let’scallWondersoftheWorldandjoininthediscussion.2....
