11.(A). Her students get her to help them with their work from time to time.

　　(B).Her students occasionally do more than the required amount of work.

　　(C). She has more students working part-time than she had expected.

　　(D).She has so much work that she forgets about her students now and then.

　　12. (A). Dinner will be served when the speech is over.

　　(B). There will be a formal dress dinner.

　　(C). The candidate will speak after dinner.

　　(D). The candidate’s followers will eat without him.

　　答案与音频文本：

　　BC

　　11. Sometimes professor Warren gets her students to do extra work.

　　12. Following the dinner will be an address by the candidate.