ls your grandfather happy on his _____(九十)birthday?

ls your grandfather happy on his _____(九十)birthday? 英语ls this your Ls she your ls this your ls your brother smart ls this your school? ls your cousin s_______? your grandfather是什么意思快 how （）your grandfather. 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? how is your grandfather 回答 what does your grandfather have? what does your grandfather do? ls your home near your school?