Unit7Topic 1.重点词汇：（一） 词形转换：1.success(形容词)successful 2.invitation(动词)invite 3.tooth(复数)teeth4.friendly(比较级)more friendly 5.Russia(形容词)Russian 6.Africa(形容词)African7.India(形容词)Indian 8.sandwich(复数)sandwiches9.supply(复数)supplies 10.post(名词)poster（二）重点词组：hear of 听说make money 挣钱be pleased to do 很高兴做某事think about 思考，思索think over 仔细考虑make a poster 做海报Organize a Food Festival 举办美食节turn to sb./sth. 求助于，求教于chat with sb. 和某人交谈/聊天whats more 而且
