双向翻译

However, the next day, I noticed that my classmates were staring at me 小题1:当我走进数学课堂时and when I went to sit down, I found a piece of paper on my desk that said’ Stupid Sarah got a D! 小题2:I was so upset that I felt like crying. I thought that Hannah must have told my classmates about my grade after promising not to. 小题3:Everyone must have been laughing behind my back!

I was so angry that 小题4:I went straight to Hannah and told her we weren't going to be friends any more because 小题5:她没能信守承诺. She was really upset and swore that she hadn't told anyone, but I know that the only people who see marks are the teacher and the student. She said that someone must have spying on us in the washroom, but I don't believe her explanation. I don't think I can ever truly forgive her. Now I’ve lost my best friend. What shall I do?

喷锚暗挖法隧道施工中的支护工程是指管棚、超前小导管、锚杆、钢筋网片、钢架格栅和（）。

A.支护桩

B.钢筋混凝土水平撑

C.钢管撑

D.喷射混凝土