10. Mary demanded that he _____ the books he borrowed from her a month ago.
A、 return
B、would return
C、 returned
D、had returned
36. Which of the following is people' s natural response to pain?
A、They tend to feel worried and frightened.
B、They want to make sure it won't last long.
C、They prefer to forget the bad memories.
D、They try to find out what may cause pain.
Directions:There are 15 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentenceand blacken the corresponding letter on the Answer Sheet.6–-Did you find the film boring?一-Not at all. It was _____