17. (A)urge Jenny to spend more time on study 　　(B)help Jenny to prepare for the coming exams 　　(C)act towards Jenny in a more sensible way 　　(D)send Jenny to a volleyball training center

18. (A)The building of the dam needs a large budget 　　(B)the proposed site is near the residential area 　　(C)the local people fel insecure about the dam 　　(D)the dam poses a threat to the local environment 　　Question19 to21 are based on the conversation you have just heard