Choose the best answer.
I ____ the police unless you ______
A. will call/ don’t
B. will call/ go out
C. won’t call/don’t go out
D. don’t call/go out
If + S + V (hiện tại đơn), S + will + V(nguyên thể)
Unless = If... not... :trừ khi, nếu không...
=>I will callthe police unless you go out.
(= I will call the police if you do not go out.)
Tạm dịch:Tôi sẽ gọi cảnh sát nếu bạn không đi ra ngoài.
Đáp án cần chọn là: B
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She says if she _____ that the traffic lights were red she _____.
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Unless you __________all of my questions, I can’t do anything to help you.