三、读表格，回答问题。

1. A:How many art lessons do you have in a week?
B:
2. A:When do you have Science?
B:
3. A:What are your favourite subjects?（根据实际情况回答问题）
B:
4. A:Do you have Computer Studies?
B:

1. I have two art lessons in a week.
2. I have Science on Thursdays and Fridays.
3. 示例：My favourite subjects are English and Music.
4. Yes, I do.