您要查找的是不是：
- He has taught maths for four year by last july. 到上个七月为止他教数学四年了。
- He's got a scholarship tenable for four years. 他已得到为期四年的奖学金。
- He had taught maths for four years by last July. 到上个七月为止他教数学四年了。
- He battled cancer for four years. 他同癌症斗争了四年。
- The president occupies the position for four years. 总统任期四年。
- I was in the chess club for four years. 我四年都参加了象棋俱乐部。
- She served in the Navy for four years. 她在海军服役四年。
- I'll have studied Enghsh for four years next March. 到明年3月我就学了4年英语。
- He worked in that bank for four years. 他在那家银行工作了四年。
- The war was protracted for four years. 战争拖延了四年。
- I have been learning English for four years. 我已学了四年的英文。
- I have consistently learned English for four years. 我断断续续学了四年英语了。
- I studied in a university for four years. 我在一所大学读了四年书。
- I've been studing English brokenly for four years. 我断断续续学了四年英语了。
- I studied english fitful for four years. 我断断续续学了四年英语了。
- I have learned english for four years fitfully. 我断断续续学了四年英语了。
- REP: Dr Kizza Besigye had been away for four years. 记者：贝西杰已经离开4年了。
- In america, the president reign for four year, and journalism govern forever and ever . 在美国，总统治世四年，而新闻界则统治万世。
- He was drafted by the army and served for four years. 他应征入伍，服役4年。
- She takes charge of the fifth year class. 她是五年级班主任。
