I often being letter from 【 】【】里填they 还是their ,them

I often help___with their homework.A.they B.their C.them D.t Some of （ ）are japanese.应该填 they 还是 them 还是 their ,为什么? Can I eat (they/their/them)? Please put ________(they,them,their,theirs)away.填哪个? I often help them with their Chinese同义句 I often borrow books from ____________(they). 英语翻译I've imagined being lost from you too often We often help them with their study.They often help us with they have fun (being) with their family 括号中为什么填being而不是to be i believe they are____right in their aim.横线处填副词还是形容词.选entire They often do----homework-----home.A.them;at B.their;at C.th I like chicken.I often eat them还是it