九、连词成句，使其成为完整的对话，注意大小写和标点符号。
(1) [Tina，Bobby，to，Aunt Alice's，go，want，and，to，house (.)]
Bobby：Let's visit Aunt Alice.
Tina：Good idea. (2) [bus，a，can，take，we (.)]
Bobby：Look! The bus is over there. Let's go.
Tina：(3) We must stop and wait. [light，the，now，red，traffic，is (.)]
Bobby：Oh，I'm sorry. (4) [the，we，for，green，wait，can，light，traffic (.)]
Tina：That's right. (5) [rules，keep，help，safe，us，traffic (.)]
Bobby：I see.

(1) Tina and Bobby want to go to Aunt Alice's house.
(2) We can take a bus.
(3) The traffic light is red now.
(4) We can wait for the green traffic light.
(5) Traffic rules help keep us safe.

本题需结合对话语境，运用四年级下册Unit3所学的词汇、句型（如want to do sth、can的用法、wait for短语等），将所给单词调整为符合语法逻辑的句子，注意句子首字母大写及标点规范。
1. 第(1)题用“want to do sth（想要做某事）”的固定句型，组合成表达想去爱丽丝阿姨家的陈述句；
2. 第(2)题用“can+动词原形”的结构，表达“我们可以坐公交”的提议；
3. 第(3)题结合后文“必须停下等待”的提示，组合出“交通灯现在是红色”的陈述句；
4. 第(4)题用“wait for（等待）”的固定短语，表达等待绿灯的意思；
5. 第(5)题用“help do sth（帮助做某事）”的结构，表达交通规则帮助我们保持安全的含义。

十、书面表达。
请根据图片提示，以“Road safety”为题写一篇小短文，在道路安全方面提出一些建议。不少于5句话。


Road safety

Road safety
We must look at the traffic lights carefully when we cross the road. We can cross the road only when the green light is on.
We mustn't cross the road when the red light is on. It's very dangerous.
We shouldn't stand by the road to watch passing cars. It's not safe.
We should walk on the pavement and stay away from cars.
Don't play football on the road. We can play it on the playground instead.

本题要求以“Road safety”为题，根据图片提示写一篇关于道路安全建议的短文。写作时需结合图片内容，运用本单元所学的“must/should+动词原形”“Don't+动词原形”等句型，描述正确的道路通行行为，规避危险行为，保证语句通顺，且不少于5句话。