he was even seen reading in the toilet.为什么用seen

he was even seen reading in the toilet.为什么用seen He was seen to cross the street. I knew it was rea he was so surprised that he couldn't believe what he had seen同意句he has____surprised_____believe what he seen He was ill yesterday.He is even (ill) today. he was seen to drink.这个句子对吗? he was seen drinking.呢?he was seen drinking in / at a restaurant.应该用哪一个冠词呢?谢谢大家 He was seen to have entered the room.啥意识 He was often seen _________(talk)a walking the streat. He was nowhere to be seen.为什么要用不定式 he was seen ____(go) out by me he was seen to hang out.为什么要to He was seen to go into the room 这里为什么SEEN后加TO (seen)to entered the room ,he was asked to the policeman.为什么不是having been seen? 1.he has been in shanghai since he was born.2.he sat in the dark so that he couldn't be seen.3.even though he is eighty,he looks strong and healthy.请按着序号写!谢谢!把语言组织好! Yesterday afternoon,he was seen ____ the classroom windowHe was seen ___ the classroom window yesterday afternoon(breaking/break) He was so foolish that he even didn't know what his teacher was saying even he was tired,he helped me with my work9.Even ______ he was tired ,he helped me with my work.A.though B.although C./ D.when go on与什么词组相近He went on writing even while he was ill.He didn't ________ _________ writing even while he was ill.