This dress belongs to my sister.为什么是belong+sThese things belong to my husband.为什么这个belong不加s?请详细解答...谢谢

This book belongs to 变一般疑问句、针对画线部分题问请将This blue dress isn't mine.This lovely vase belongs to my sister.变一般疑问句These letters are theirs.对theirs提问The doctor says he will come at once.对he will come at once提问 this women belongs to me This dress belongs to my sister.为什么是belong+sThese things belong to my husband.为什么这个belong不加s?请详细解答...谢谢 I like this dress,( ) it is too expensivI like this dress,( ) it is too expensive. I won't buy it. 英语翻译---- ----- you ---- ---- ------ this dress She doesn't want this dress. And I don't want it,either. 同义句转换：（ ）she （ ）I want this dress She doesn't want this dress.And I don't want it.=▁she▁I want this dress.改为同义句 I dont't know whom this backpack belong to 还是 belongs to Have you found something strange 还是anything strange half of this money belongs 这的belongs 属于不可+单数 么 belongs是单数么 belongs This book belongs to me 是 This book belongs to whom/who? this book belongs to 翻译成中文 This book belongs to Mary.(同意句) Special smell,belongs to this special season. This life you only belongs to me This phone belongs to:protected by antirirus