【正文】
expensive more expensive Original degrees Comparative degrees tall taller Answer the following questions: 1. Who wants to go to Beijing by plane? 2. Does his mother agree with(同意 ) him? 3. How does she want to go? 4. How much is a bus? 5. How much is a plane? 6. What about a train? 7. How will they go to Beijing? Why? Language notes: 1. Let’s + 動詞原形 用于“建議” 2. go to Beijing by plane go to Beijing on a plane take