Directions:In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked A. B, C and D, and decide which is the best answer. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.
A．They have two children already. B．Lisa wishes to have children, but her husband doesn’t. C．They will start a family as soon as they get married. D．They don’t want children for the time being.