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Hydroponics ______ the cultivation of plants without soil.A、doesB、isC、doD、are
Hydroponics ______ the cultivation of plants without soil.A、doesB、isC、doD、are
游客
2024-01-01
20
管理
问题
Hydroponics ______ the cultivation of plants without soil.
选项
A、does
B、is
C、do
D、are
答案
B
解析
Hydroponics(水耕法,水栽培)虽带有词尾-s,但表示单一概念,应看作是单数名词,故谓语动词要用单数,本句为主系表结构,用be动词,所以选B。
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