三、Think and write.(想一想,写一写。)
机器人的语言系统出故障了！请帮它修复程序,完成以下任务。
参考范例提示,寻找单词的变化规律,把正确答案填到横线上。

代码1: 时间旅行
例: go＞＞＞ went
do＞＞＞
see＞＞＞
make＞＞＞
draw＞＞＞
run＞＞＞
代码2: 镜像世界
例: tall＜==＞ short
active＜==＞ q
fast＜==＞ s
old＜==＞ y
ugly＜==＞ b
thin＜==＞ s

代码1:do—did see—saw
make—made draw—drew
run—ran
代码2:active—quiet fast—slow
old—young ugly—beautiful
thin—strong

四、Think and judge.(想一想，判一判。)
欢迎来到“通信博物馆”！时光小使者发现了一块记录人类沟通方式变迁的“进化展板”。
任务一:请你根据表格内容,判断句子的正(T)误(F)。
Time Tool Feature
50 years ago Letter People wrote letters. It was slow.
30 years ago Telephone
Now Smartphone We use the Internet. It is fast.
()1. Fifty years ago, people used the Internet.
()2. The telephone was unimportant in the past.
()3. Now, we can communicate(沟通) super faster and easier than before.

任务一:1. F 2. F 3. T

任务二:请你结合表格里的通信小知识,回答下面的问题。
1. How did people communicate 50 years ago?

2. Why do we use smartphones now?

任务二:1. They wrote letters.
2. Because we can use the Internet with smartphones. It's fast.
(此题为开放性题目,答案不唯一。)