首先本题有错误应该是a lot of 同义句的话可以把a lot of 换成lots of 或者many 主要不知道让你改成什么形式的同义句.也可以改为被动语态形式的同义句:A lot of trees are planted in our hometown every year.最好把含有空白的句子一起写出来.以便大家能更好的帮你解答.
首先本题有错误应该是a lot of 同义句的话可以把a lot of 换成lots of 或者many 主要不知道让你改成什么形式的同义句。也可以改为被动语态形式的同义句:A lot of trees are planted in our hometown every year. They plant many trees in our hometown every year