只能用 in at on 回答
只能用 in at on 回答
介词填空,每个词或词组只能用一次 (in,on,at,under,behind,in front of,in the f
用方框中的词填空,每个次只能用一次,in,to,at,off,of,on,for,from,down,under
Did you enjoy yourself at the party?的回答为什么只能用Yes ,I did.却不能用
what's this in English?怎么回答?可以用this 还是只能用It is
为什么乘坐公交车可以说on a bus?而乘火车就只能用in a train?
在什么从句情况下只能用where 或in which和when或on which?
in on at 区别
IN ON AT THE
in on at 时间
介词in on at
( in/on/at )winter