您要查找的是不是：
- failed algebra twice. 代数两次不及格
- He failed in everything he tried. 他想来的一切办法都没成功。
- The flight to Accra goes twice a week. 飞往阿克拉的班机一星期开两班。
- We should brush our teeth at least twice a day. 我们每天应该至少刷两次牙。
- I am more than twice as old as he. 我的年龄是他的两倍还不止。
- The boy can't figure out the algebra problems. 这个男孩做不出这道代数题。
- We've learned algebra in middle school. 我在中学就学过代数学。
- Having failed twice,he didn't want to try again. 经过了两次失败，他不想再试。
- She was studying to build up her algebra. 她在学习以提高自己的代数水平。
- Jack was fired twice but both times taken back. 杰克曾两次被解雇，但两次都被允许回去工作。
- But for your advice, I should have failed. 要不是你的忠告，我会失败的。
- The filly has been raced twice this season. 这匹小牝马本季度曾两次参赛。
- No one can fail to be struck with her charm. 人人都被她的魅力所吸引。
- If I wee you, I'd think twice about it. 如果我是你我会三思而后行。
- It was what she had said that I failed to recall. 正是她所说的内容我记不起来了。
- Are you stuck over your algebra? 你的代数题做不下去了吧？
- The brake failed and the car ran into a lamp-post. 刹车失灵了，汽车撞在灯柱上了。
- The caretaker stokes up twice a day. 管理员每天往火里加两次煤。
- The newspaper owner failed to pull the paper round. 报馆老板没能挽救该报的失败。
- He finally got the answer to the algebra problem. 他终於算出了这道代数题的答案。
