he looked at his grade and slumped in his seat 这是不是过去完成式但不是说还要陈述具体时间吗,为什么这个不用一般过去式到底和现在完成是有什么区别,不是说一个有时间,一个没时间吗

he looked at his mother.he was happy.(合并为一句)he looked at his mother______. Jack failed his English exam.he looked at the paper (). He had looked at his watch.He went to the station.连成一句. he looked quite healthy though he was ()in his seventy;at the age of seventy 初中英语求解答After having looked at his watch, he hurried to the station.为什么hurried前面用having looked? his father looked ( ) at me.he looked ( )A happy;happyB happy;happilyC happily;happy D happily;happily He looked at her with a _____(help) expression on his faceThank you very much Some people_______(looked,looker at)Joe when he shouted his cat's name. He looked at me with his two green eyes.green eyes怎么翻译呢? How ____（angry） he looked at his son!词形变换 His father looked _(angry) at him because he lied to him again. (1/5)1.He looked at the envelope and ____ his father’s handwriting imme Then he put on his glasses and looked at the note more closel.翻译成中文 he looked at his own feet,It's much__to be without shoes than without feet. 英语翻译He rolled over and looked at his clock 这句中 rolled He looked at the ground pointedly,shuffling his feet.many bruises along his collarbone all in various stages of healing. Jack looked at his father in s( ) He looked worried because his son (miss)