问题
补全对话，情景问答
选词填空。
B: It is Friday . What are __2__ lessons today ? A: Today, we have Chinese at eight o'clock . We have __3__ at nine o'clock and we have maths at ten o'clock . I like maths . B: I don't like maths! We have chemistry at half past eleven. We don't have science today. In the afternoon, I have art at __4__ past one and I have an English lesson at half past two. What about you , Betty? A: We have English at nine o'clock and science at half past ten . B: And in the __5__ ? A: We have art and history. I love histoy. It's my favourite lesson. |
答案
1. day 2. your 3. science 4. half 5. afternoon
，选用的箍筋直径为10mm，间距为150mm，则其配箍率和弯起角α应为（）。