单选题 Gardening is the cultivation of plants, usually in or near the home, as a hobby.
【正确答案】 B
【答案解析】画线词cultivation的意思是:培育。与B.growing(栽种,种植)同义。正确答案为B。其他词辨义: A.germination萌芽;C.classification分类;D.sowing播种。