What 's the difference between using " himself" or " by himself"? The young man often travels from China to England _______. A. himself B. by himself C. only him D. him Which answer is right? A or B. In my opinion, both A and B are OK. But there is only one right answer. And plz look at the following sentences, are there any differences? 1. He was trying to fly around the world by himself. 2. The presiding judge, John Lindsay, says he's now going to travel to the islands himself to hear the testimonies of the elderly and frail musicians. 3.Wang Hua knows a little English, so he can travel to England by himself. 4.Mr. Roy likes to travel by train in his spare time. He likes to sit beside the window and look the scenery through the window when he is on a train. One day he went to travel himself. He looked for a seat near window… 5. He is too weak to go to London himself. 6.Tom wanted to go to France by himself, but his parents frowned on the idea. 7.He has help, but will write it himself, in longhand. 8.Now he's going to America all by himself. 9.His new house was built by himself, brick by brick. 10.By the time he was ten, Tom built a chemistry lab himself. It seems that there is no difference when we use "himself "or "by himself".