A: Hi, I would like to return this TV.
B: Sure, do you have the receipt?
A: Yeah here you go. Actually I also want to return this keyboard.
B: Ok. may I ask what is the reason for returning these products?
A: The TV flickers a lot when I am watching a movie and at times the image is not very clear.
B: I see, and what about the keyboard?
A: I spilled some coffee on it and now it won't work.
B: I am sorry sir, but we can only exchange or refund defective products, we cannot take responsibility for misuse or damages.
A: Fine! I don't know why they make these things so delicate anyways.
receipt n. 收据，发票
flicker v. 闪烁，颤动
She was reading by the flickering light of the candle.
spill v. 泼，洒，溅
Who spilt ink on my notebook?
refund v. 退还，归还，退款
If the shoes do not wear well the shop will refund the money.
defective adj. 有缺陷的，缺损的，不完美的
misuse n./v. 误用，滥用
It is wrong to misuse our natural resources.
delicate adj. 易碎的，纤弱的，娇贵的
Take care with these delicate flowers.