Lily hasn't come to school yet,I think she ____ be ill,because she never comes late.A,should B,must

Lily hasn't come to school yet,I think she ____ be ill,because she never comes late.A,should B,must Lily has never been to Hainan,_______ she?( ) Lily’s never been to Hainan,________ she?A.is B.isn’t C.has D.hasn’t说明理由 Sandra ---to school for two years.What -----to her 为什么用hasn't come,has happened? -Why hasn't Jimmy come today? he hasn't come yet是什么时态? the man's come to see his daughter,____?A isn't he B isn't the man C hasn't he D hasn't the man He hasn't come to school(because he's ill).就划线部分提问急用 Tom hasn't come back I wonder what has been happened to him.改错 he hasn't come to school for two days 这个句子对吗 She promised to come,yet hasn't turned up until now, The letter I've been looking forward to---------,I am dying for itA came B has come C didn't come D hasn't come Lucy hasn't come yet.I don't know what______(happen) to her.答案是has happened ,为什么呢? Mother hasn't come back yet- Mother hasn,t come back yet.-- Well,she ought ____.A.to B.to be C.to do D.to have 为何为D. -where is Tom?-he hasn't come to school today ,I think he_____be illAhas to Bshould Cmight Dcan 1.Noticing a body fall off his bicycle,Mike ran over _____if he was hurt.A.seeing B to see C saw D seen2.Stand over there,____you will get a better view of the whole city .A or B though C but D and3.—Lily hasn't come back yet.--Well,where____she ha -My friend ,Tom ,promised to come to see you.-But he( ) .I have been alone.A .doesn`t B won`t C didn`t D hasn`t --Henry promised to come to see you today.--But he ____.I have been alone.A.hasn't B doesn't C didn't D .hadn't my mother went to beijing last week,and she hasn't come back yet（改为同义句