有关in词性He came in.这个in 是做什么词?应该是副词吧?

有关in词性He came in.这个in 是做什么词?应该是副词吧? 英语完全倒装中He came in这个句子的倒装为什么是In he came 而不是In came he? IN的词性是什么IN 可以做动词吗?主要有哪几种词性.HE CAME IN后面为什么不用加宾语 What___you___when he came in? While I was watching TV,he came in.(改为同义句） I 填两词 TV 填一词he came in. 划线部分提问 i was reading English when he came in把when he came in画出来 I did not recognize him until he came 同义句--- --- --- --- he came in --- I recognized him横线处为空格 He suddenly came in sight(came in sight) 同义句改掉came in sight He came first in the race. it happened that i was reading upstairs when he came in的同义句 He was watching TV when I came in.（同义句） 单句改错 I pretended to reading the text when he came in He pretended to be sleeping when I came in．(to be sleeping ） I will be here in two he came here after two days He was still ____ when I came in.A.sleeping B.sleepy C.asleep D.sleep 改错 He came third.May I speak it in Chinese again? He came in,with a book____(hold) in his hand he came in ,book in hand分析句子结构,