Ⅴ. 补全对话
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Hi, Lily. I'm really worried about my English. 1. ?
B: Well, I think you should listen to English programs every day. It helps improve your listening skills.
A: Sounds good. But I also want to improve my vocabulary. 2. ?
B: Sure. You can also read English stories or watch English movies. They are fun and can increase your vocabulary.
A: OK, I'll try that. 3. ? I always make mistakes in it.
B: For grammar, I suggest you buy a good grammar book and do some exercises.
A: 4. . Could you help me if I make any mistakes?
B: 5. . I'll be there whenever you need my help.
A: Thank you.
B: You're welcome.

1. What should I do to improve my English / How can I improve my English
2. Could/Can you give/offer me some advice/suggestions
3. How/What about grammar
4. That's a good idea / That sounds great
5. Sure / Of course / ...