He's welcome to come along, _______ he behaves himself.
A. if
B. even if
C. unless
D. provided that
Giải bởi Vietjack
Đáp án D
Giải thích: provided that: miễn là
Dịch: Anh ấy được chào đón, miễn là anh ta để ý cách ứng xử.
It _______that learning a foreign language_______a lot of time.
I'll pay you double _______ you get the work finished by Friday.
If the product doesn't work, you are given the _______ of a refund or a replacement.
She gave him a _______ look. “Are you really sure?” she demanded.
The company needs to reduce its _______ on just one particular product.
