题目内容：

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Feeling Left-out

After graduating from Beijing Second Foreign Language Institute ,Chen Liang 1.(success) passed his TOEFL Test and got a scholarship from a university in Boston for 2.MA programme. Soon after the programme 3. (begin) he made friends with some of the American students 4. (study) for the same course. One day after class, his American friend, Dick, asked him to go to the university cafeteria and Chen Liang was glad to go with him. On their way they happened 5. (run) across Dick's girlfriend, Lisa.6.was on her way to a lecture. Dick and Lisa walked shoulder to shoulder and talked a lot as if they hadn't seen each other for ages. Meanwhile, Chen Liang 7. (walk)behind them,8.(obvious) left out in the cold. When they were near the cafeteria Lisa said that she had to go to the lecture, so Dick embraced her and gave her a long kiss. Seeing that, Chen Liang turned away and then walked off towards the cafeteria. When Dick looked up, he saw Chen Liang walking into the cafeteria. Dick was 9. (puzzle), shrugged his shoulders and didn't know 10.Chen Liang didn't wait for him and went to the cafeteria alone.