there were lots of snakes before,but now there are few.(改为同义句)the_英语解答

there were lots of snakes before,but now there are few.(改为同义句)
there ____ ____ ____a lot of snakes,but now there are few.

人气：404 ℃　时间：2020-03-26 23:25:22

解答

used to be
used to是助动词,后加动词原形的be,表示过去常常有,