Tom was doing his homework——his mother was cooking选填when或者while,并说明理由

Tom was doing his homework——his mother was cooking选填when或者while,并说明理由 ----Has Tom finished his home work yet?----I have no idea;he[ ] it this morning.A.was doing B.had been doing C.had done D.did Tom is doing his homework.变成否定句怎么变? Tom is busy doing his homework.改为同义句. Tom is doing his homework.变成否定句怎么变? Tom is doing his homework .(判断对错） Tom is doing his homework ____ the desk.填介词 Whai is Tom doing when his parents come back? Tom is doing his homework c___ 首字母填空怎么写? Tom was （doing his homework）at 6：30 pm yesterday（对括号内部分提问）应该怎么改—was Tom—at 6:30 pm yesterday Tom is buys doing his homework.改为同义句 Tom is____ ____his homework. Tom is doing his homework,and i am also doing my homework.改同义句Tom is doing his homework,and—— ——I 将下一句子改为被动语态（九年级英语）,能改几句就改几句,高手来1.Who bought the book?2.We saw him sitting there without doing anything3.I will ring Tom up4.Someone has taken the stranger to another hospital5.Did he do his ho 英语的题目,一直看不懂Tom is a farmer,one day,it was raining heavily,but Tom went on working in the field,his purpose of doing this was to finish turning over all the soil,The next day,his uncle ______ was an expert on farming would come to —What was Tom doing when you went in —He had just finished his homework and _________ read a novel .A .starting to B .had started to C .was starting to D .has started to tom is doing his homework in the library.对his homework 进行提问[ ] is tom [ ] in the library? 英语连词成句.absent,was,this,Tom,morning brother,is.,what,now,your,doing three,ta...英语连词成句.absent,was,this,Tom,morning brother,is.,what,now,your,doing three,take,day,medicine,times,times,a his,show,wants,he,picture,me,to,new in ,she Tom was just an a______ student in his class.