The boy was able to __________ himself when he wasvery young.

Jane’s pale face suggested that she______ ill, and her parents suggested that she medical examination.

Tom put his heart into the wildlife research, and finally, his efforts ________ him great success and fame.[ ]

You’re coughing badly, Martin．Why not give up smoking?—- Give up smoking? Easier said than done, Amy．Once you _____ the habit of smoking, it is very hard for you to______．

Tim.Don’t ________ the fire, or you will get burnt.-All right.[ ]