What does the speaker mean when he says, “We’ve got to put a stop to it”?

Part III: Short Conversations Directions: You will hear some conversations between two people. You will be asked to answer three questions about what the speakers say in each conversation. Select the best response to each question and mark the letter (A), (B), (C) or (D) on your answer sheet. The conversations will not be printed in your test book and will be spoken only one time.Question 32 - 34 refer to following paragraph: 

Where does the conversation take place?

Question 38 - 40 refer to following paragraph:

What is the woman trying to do?

Question 56 - 58 refer to following paragraph:

Where most likely does the conversation take place?

Part VI: Reading Comprehension Directions: Read the texts that follow. A word or pharse is missing in some of the sentences. Four answer choices are given below each of the sentences. Select the best answer to complete the text. Then mark the letter (A), (B), (C) or (D) on your answer sheet. Question 131 - 134 refer to following paragraph:
Attention residents of Sudbury A neighborhood gathering ---131---- at the community center next Thursday evening. This meeting is open to all local residents.
The main issue up for discussion is the implementation of traffic calming measures on Kingston Road. This must be resolved as soon as possible because of the sharp -- -132--- in the number of cars using that street, other issues on the agenda include the garbage collection schedule and the rezoning of Hammersmith Drive. ---133---- Refreshments will be served from 7:30 P.M., and business will begin at 8 P.M. Please arrive ---134---- to ensure that we have enough time to address everything.