Betty opened her notebook and started to write. "Dear Simon, I really like you. Will you be my prom date?" she wrote. Then she tore the paper off, folded it up, and gave it to Simon. While Simon (1) .......................... (open) the paper, Mrs. Brown (2) .......................... (ask) Simon to stand up and answer a question. Simon (3) .......................... (put) the note in his pocket and (4) .......................... (forget) about it. The next morning, Betty came to class and saw Simon at the last table. He (5) .......................... (read) the textbook. She sat next to him and nervously waited for his reply. However, he (6) .......................... (not say) anything to her during the class. When the bell rang, Betty asked Simon about the note. He looked at her in surprise then said: "I sent you a message last night." Betty looked for her phone in her bag but it wasn't there. She (7) .......................... (leave) it at home. While Betty (8) .......................... (look for) her phone, Simon (9) .......................... (take) out his phone and (10) .......................... (show) Betty. He said: "If you haven't read the message, here it is. I'd love to go to the prom with you Betty." điền từ thôi ạ,hứa trả đủ