英语翻译
问题描述：
英语翻译
4.他考完试之后就去美国了5.今天早上我在桌子上发现一副眼镜6.昨天晚上8点我正在看电视7.当我洗碗时妈妈打来电话8.约翰吧两枚硬币吞了下去9.我已经给他写了3封信了
答
1.We had had supper before you came here.
2.She had bought a gift before she visited her sister .
3.I had red newpapers before i watched TV .
4.After he finished his test,he came to America.
5.I found a pair of glasses on the desk this morning.
6.I was watching TV last night 8 o'clock.
7.When i was washing the dishes my mother phoned me.
8.John have swallowed two coins.
9.I have written 3 letters for him.