ls your classmate_______(clean)the classroom after school?

英语ls this your Ls she your ls this your ls your brother smart ls this your school? ls your cousin s_______? ls your home big or ls that your brother翻译 ls++this++your++school是什么意思 ls your friend an English ls.it.on.your.desk? ls your home near your school? ls. ls your school big?怎么回答~ ls this your computer?改为肯定陈述句 ls this your schoolbag的中文是什么 ls your new teacher friendly--------you ls your last name Smith?改为陈述句