精英家教网 > 初中英语 > 题目详情
改错。(在原句画线并改正错误)
1.  Although he is very old, but he still exercises every day.
2.  Because he is helpful, so he often helps others.
_______
_______
1. but删掉
2. so删掉
练习册系列答案
相关习题

同步练习册答案