爷很忙2
does doing didhas having hadgoes going went sees seeing sawplays playing playedstudies studying studiedcleans cleaning cleanedstops stopping stopped
热心网友小王
1.water作为不可数,表述水,作为复数形式表示特定湖泊,河流等的水体,或领海,海域,或矿泉水。 do harm to 固定搭配2.执政的人没有时间读书,但不读书学习的人不胜任掌控政权。 没有上下文不好译呀3.这题模糊哦。在单数名词和不可数名词前可用单数的kind of 或sort of ,表一种… 也可以用复数的kind(s) of 和sort(s) of 呀 one kind of flower , many kinds of car 等哦