---Excuse me. Can you tell me what “DIY” stands for?---It’s for “Do it yourself”.
He was so poor that he couldn't afford ___ a new coat.
The boy was seen ___ his bikecycle while riding in the street.
The soldier stood there ___ , except that his lips moved a little as if he was saying to himself.
---I went to the History Museum last summer. ----Did you go ___?
He is ill, and he has ___ in bed for a week.