_____ for my illness I would have lent him a help

_____ for my illness I would have lent him a help

______ the help of my English teacher, I would not have succeeded in the speech contest.A．

But for your help, I ______ .A．must failB．might failC．would have failedD．will fail

I would have written before, but I______ill.A．have beenB．would beenC．had beenD．were

I have promised to help you and I will______my word for all time to come.A．holdB．followC．k

______ for my illness I would have lent him a helping hand with his researching.A．Not bein