I failed in the final examination last term and only then __ the importance of studies.A.I realized\x05B.I had realized\x05C.had I realized D.did I realize为什么不能选A呢?

i have failed again in the maths he failed in the examination , I will accompany you until you come to the fina 翻译中文 英语翻译Because I was not hardworking enough,I failed in the exam. I failed in the find exam last termand only then_--- the importance of studies I feel sad because I failed the I think I failed the french paper. I‘m sorry to hear that you failed in the exam My best friend Alex failed in the math competition.I'd like to [ ]. Tony was t—— (使非常激动)by the good news that he got an A in the fina He failed in the examination.翻译下 I failed the math test怎么读 i failed the exam 同义句改写 I failed in the exam again,and the d____ look on my father's face made me even more upset. Thank you for giving me a hand. I ______ in the experiment without your valuable help.A. have failed B. will fail C. would have failed D. must have failed ---- Mary,how did your Math test go ---- I had thought I ______,but in fact I came in the top 10A.should have failed B.could have failed C.might have failed D.need have failed为什么选c 不选b i am surprise that he ( ) in the exam,为什么不用should fail 而用 should have failed my best friend Alex failed in the math competition,I wold like to 选cheer him up; take him up