ls that your key ?(改为复数)

ls that your key ?(改为复数) ls that your brother翻译 用所给单词的适当形式填空4._______(be)your pen in your backpack?5.Excuse _______(l).ls that his key? ls that your baseball?变为复数句 ls that your ruler?(改为陈述句） ls that your ruler?改为陈述句 ls this your pen改为否定回答,怎么改 ls that 句型转换：ls that your watch?(复数句)(句型转换：ls that your watch?(复数句)( )your( ls that your skirt?用复数形式提问.ps: ls that your mother in the photo ?什么意思 That is her key 改为同义句怎么改啊 11.英语：单项选择11.________ that your backpack?A.What B.ls C.What’s D.ls it 英语ls this your Ls she your ls this your ls your brother smart ls this your school?