11. If Carolyn doesn’t improve in math this semester, she’ll have to find a tutor.
如果这学期卡洛琳数学没有长进的话，她必须找一个辅导老师。
12. What he did came as no surprise to me.
他做的事没有使我感到吃惊。(come as a surprise: 使人吃惊。)
13. Twice as many men as women are insurance agents.
男保险推销员的人数是女保险推销员的二倍。
14. When Mr. Morris returned to his office after lunch, his secretary had a message for him from his lawyer.
莫里斯先生吃过午饭回到办公室时他的秘书把他的律师的留言交给了他。
15. The plane was supposed to land at 6 o’clock, but the flight was 30 minutes ahead of schedule.
飞机原定六点降落，但航班提前了半小时。
16. Frank doesn’t care if Harry leaves or stays.
佛兰克根本不在意哈里是去还是留。
17. I remembered his face when I ran into him, but his name escaped me.
当撞见他时我认出了他的面孔，但是他的名字我却想不起来了。
18. I understand that Susan has broken her engagement to Walter, but she doesn’t seem at all upset about it.
我知道苏珊已经解除了与沃尔特的婚约，但她似乎没有对此感到不安。
19. Mr. Carno always wore old clothes although he had a sizable bank account.
尽管在银行有一笔数目可观的存款，卡诺先生却总是穿着旧衣服。
20. Once John realized that he had made a mistake, he went back and corrected it.
一旦约翰意识到自己犯了个错误，他便回过头改正。