______ he failed in the maths exam again, ______ he never gave up.
举一反三
- He was very（）(luck), and he failed again in the maths exam.
- He failed many times in his work, but he never gave up his attempt in _____.
- He never gave himself up to pessimism _________ difficulties.
- 直到他考试不及格，他才知道努力学习很重要。 A: Not until he failed the exam he knew that working hard is important. B: Until he failed the exam did he know that working hard is important. C: Not until did he fail the exam he knew that working hard is important. D: Not until he failed the exam did he know that working hard is important.
- He had failed in the exam. It made his father very angry. He had failed in the exam, .