Questions 4 to 7 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.
The woman is good at ______.

What does Mary think is awfulA．Telecommunication.B．War....

单项选择题What does Mary think is awful

What does Bob think about MaryA．Mary is troubled.B．Mary...

单项选择题What does Bob think about Mary

The profitable offices under the government were filled...

单项选择题The profitable offices under the government were filled by men who had contracted luxurious habits of living which they would not lay ______.