题目

根据韵母分类，把序号填在合适的位置。①明 ②尘③从 ④众 ⑤双 ⑥林 ⑦森 ⑧心前鼻韵母：后鼻韵母： 答案：【1】②⑥⑦⑧【2】①③④⑤My uncle ____________ in Beijing for over 10 years. Now he lives in his hometown in Xuyi.A．has workedB．wordedC．had workedD．works