1.Why don't you speak English in class?（改为同义句）
问题描述：
1.Why don't you speak English in class?（改为同义句）
2.You need to understand the sentence.(改为否定句)
3.There are a lot of new words in the book.(改为同义句)
答
同义句：Why not speak English in class?
否定句：You don't have to understand the sentence.
同义句：A lot of new words are in the book.
还有一道噢。What else can you do this afternoon?（改为同义句）What other things can you do this afternoon?今天下午你还能做点什么？what other things = what else