(10) 잘 듣고 빈칸에 맞는 단어를 쓰세요.
W: Honey, what are you doing?
M: I want to buy bluetooth earphones. Since you have a pair, can you help me choose some?
W: Okay. First, you need to check the playtime.
M: It should be longer than ten hours, because I listen to music all the time.
W: Sure. A charging case is really useful as well. Bluetooth earphones are tiny so you can
____ them in the case safely and charge them at the same time.
M: All right. I’ll buy earphones that have a
____ case.
W: Good. What about the color?
M: I prefer white to match my smartphone.
W: Okay. Then, you can choose between these two. How much are you willing to pay?
M: I don’t want to spend more than $ 50.
W: Then this is the best choice for you.
M: Thanks for your help. I’m going to order this
____ right now.