单项选择题


SECTION A CONVERSATIONS
In this Section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow.
Questions 1 to 4 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.
Now, listen to the conversation.

Animals are good for old people’s health because animals ______.

A.can look after them
B.can be their good companions
C.are more reliable than people
D.can help them with housework