给下列问句找到对应的答句。
A.I have dinner at home.
B.I like fish best.
C.I'd like a sandwich.
D.I have beef noodles.
E.Because it's healthy.
⑴What's your favourite food？ ____
⑵What would you like? ____
⑶What do you have for lunch? ____
⑷Why do you like it? ____
⑸Where do you have dinner? ____
的自变量x的取值范围是