If the homework is difficult, I will ask you for help.
A. Unless the homework is easy, I will ask you for help.
B. Unless the homework is difficult, I will ask you for help.
C. Unless the homework is easy, I won’t ask you for help.
D. Unless the homework isn’t difficult, I won’t ask you for help.
Đáp án đúng: A
Dịch: Nếu bài tập không dễ, tớ sẽ hỏi cậu giúp.
I’ll let you borrow the book but you must promise to return it next week.