Let those in need ________ that we will go all out to help them.
| A．to understand | B．understand |
| C．understanding | D．understood |
Tom’s English is not good, so he devoted all his free time to __________ it.
| A．studying | B．study |
| C．studied | D．studies |
To his surprise, Jack found his son _______as Santa Claus on Christmas Eve.
| A．dressed | B．dressing |
| C．to dress | D．being dressed |
______ his expression, he didn’t _____the driving test.
| A．Judging from, go through |
| B．Judging by, get through |
| C．Judged from, pass through |
| D．Judged by，put through |
The man kept silent in the room unless_______.
| A．spoken | B．speaking |
| C．to speak | D．spoken to |
Let those in need ________ that we will go all out to help them.
| A．to understand | B．understand |
| C．understanding | D．understood |