He just does what he pleases and never _____ about anyone else.
| A．think | B．thinks | C．thinking | D．thought |
Why do you have the water _____ all the time?
| A．ran | B．to be running | C．running | D．being running |
Deeply _____, I thanked him again and again.
| A．move | B．moved | C．moving | D．to move |
_____ if he had any difficulties, he made no answer.
| A．Ask | B．To ask | C．Asked | D．Asking |
_____ hard, you will succeed.
| A．Having worked | B．Being worked | C．To working | D．Working |
We walked as fast as we could, _____ to catch the 9:30 train.
| A．hoping | B．to hope | C．we hoped | D．being hoped |