Are you _______ in cash or by credit card?
A. paying
B. paid
C. having paid
D. to pay
Đáp án A
Giải thích: Be +Ving
Dịch: Ngài sẽ trả bằng tiền mặt hay thẻ tín dụng ạ?
It _______that learning a foreign language_______a lot of time.
I'll pay you double _______ you get the work finished by Friday.
She gave him a _______ look. “Are you really sure?” she demanded.
If the product doesn't work, you are given the _______ of a refund or a replacement.
The company needs to reduce its _______ on just one particular product.