잘 듣고 빈칸에 맞는 단어를 쓰세요.
M: Welcome to Superpower Electronics. How may I help you?
W: Hello. I’d like to buy some AA batteries.
M: We have two options, standard and premium. The premium ones last about one-and-a-half times longer.
W: Great. How much are they?
M: One pack of
____ batteries is 5 dollars, and one
____ pack costs 7 dollars.
W: I’ll go for the premium one.
M:
____. If you purchase two packs, you can get one more pack for free.
W: Oh, really? I’ll take two premium packs then.
M: Excellent choice. Here you are.
W: Thanks. Here’s my credit card.