Lily with her parents has been in the Greener China since three years ago.为什么谓语动词要用单数呢?^^^^谢谢

Lily often makes me ___(help)her with her homework Lily,with sb和Lily with sb有区别吗如Lily,with her friend _｛chat｝under the tree Does Lily live with her parents?(作否定回答) Lily asked me could I do some shopping with her. Lily often talks to us with a smile on her Lily like to （ ）（discusses,discuss)with her cousin. Lily,with her friend _｛chat｝under the tree和Lily with her friend _｛chat｝under the tree Her parent's won't let her ________ out with her boyfriend.A.goesB.to goC.goingD.go lily went swimming with her sister last Friday 对went swimming with her sister 提问 请根据答句写问句 （ She will go there with her parent. she with her parent ___china since_____答案：has been in ,three years ago 为什么这样做 Lily often goes shopping with her sister.对her sister做提问 lily's playing with her cat in her bedroom.改否定句 Li Ming often help Lily with her Chinese 为什么用with 英语翻译Tell Lily to send a pics with her glasses and with friends to Raymond. Lily had been to Dalian with her family the week before.Dalian划线提问Lily had been to Dalian with her family the week before.（划线提问)（Dalian划线）had Lily been with her family the week before? 画线部分提问 they play with lily's toy.画线部分是 lily'sMIke plays with her cat .画线部分her cat Lily is talking with her parents （ ）her maths A.about B.to C.with D.without（选择）