根据句意及所给汉语提示,写出句中所缺单词。
(1)
(机器人)will help us a lot.
(2)
There are many tall (树)in the park.
(3)
Everyone hopes there will be less (污染)in the future.
(4)
Mary wrote down her address on a piece of (纸).
(5)
There are (更少的)students in Class One than in Class Two.
答案: 【1】Robots
【1】trees
【1】pollution
【1】paper
【1】fewer