单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Period,Six,语法感知,have been enjoying,have been enjoying,have been coming,have been worried about,本课栏目开关,语法感知,知识储备,语法感知have been enjoying have be,have been designing,have been interested,have designed,have been taking part in,have,taken part in,have been building,语法感知,本课栏目开关,语法感知,知识储备,have been designing have been,has been playing the piano for 32 days,have been questioning a man since early,this morning,语法感知,本课栏目开关,语法感知,知识储备,has been playing the piano for,has been barking for half an hour,have been preparing(for their holiday,have/has been discussing(the,problem of)rising crime since last year,in India)for months,语法感知,本课栏目开关,语法感知,知识储备,has been barking for half an h,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,知识储备,本课栏目开关,语法感知,知识储备,知识储备本课栏目开关语法感知知识储备,have been doing,has come,havent played,知识储备,本课栏目开关,语法感知,知识储备,have been doing has come haven,has cleaned,has been telling,has been working,have been,produced,have been studying,知识储备,本课栏目开关,语法感知,知识储备,has cleaned has been telling h,has received,have attended,知识储备,本课栏目开关,语法感知,知识储备,has received have attended 知识储,