阅读对话内容，完成相应的任务。
Teacher: Class, today let's share what your parents do for work. Sarah, let's start with you!
Sarah: My dad is an 1. . He can design bridges and buildings! He is working for the longest(最长的) bridge in our city now.
Teacher: Interesting! How about you, Leo?
Leo: My mum is a 2. . She can cook delicious meals, help me with homework, and take care of our whole family!
Teacher: Wonderful! Jake, your turn.
Jake: My dad drives a taxi. He's a 3. . He knows every street in the city and meets many people every day!
Teacher: That's great! And Lily?
Lily: My mum sells snacks at a food stall. She's a 4. . She can make the best fried noodles—our neighbours love them!
Teacher: Amazing! All jobs are important. Thank you for sharing!
(一)结合上下文，选择合适的职业填在横线上。
taxi driver engineer street vendor housewife
(二)根据对话内容，填写问句或答语，完成对话。
1. —What is Sarah's dad's job?
—
2. —
—She's a housewife.
3. —Is Jake's dad a street vendor?
—
4. —Why is Lily's mum's job great?
—

（一）1. engineer 解析：Sarah 的爸爸设计桥梁和建筑，对应职业“工程师（engineer）”。
2. housewife 解析：Leo 的妈妈负责做饭、辅导作业、照顾家庭，对应职业“家庭主妇（housewife）”。
3. taxi driver 解析：Jake 的爸爸开出租车，对应职业“出租车司机（taxi driver）”。
4. street vendor 解析：Lily 的妈妈在小吃摊卖零食，对应职业“街头小贩（street vendor）”。
（二）1. He’s an engineer. 解析：Sarah 的爸爸职业是工程师，直接回答其职业即可。
2. What’s Leo’s mother’s job? 解析：答语是“她是家庭主妇”，因此问句询问 Leo 妈妈的职业。
3. No，he isn’t./No，he is a taxi driver. 解析：Jake 的爸爸是出租车司机，并非街头小贩，因此先否定再说明其职业。
4. Because she can make the best fried noodles. 解析：Lily 的妈妈能做出最好吃的炒面，这是她的工作很棒的原因。