If you put too many oranges in that paper-bag it will _____.
| A．spread | B．explode | C．crash | D．burst |
His father disappeared, ________ two children and never _______ from again.
| A．left; being heard | B．leaving; heard | C．left; be heard | D．leaving; to be heard |
Does the way you thought of ________ the water clean make any sense?
| A．making | B．to make | C．how to make | D．having made |
In order not to be disturbed, I spend three days _______ in my study.
| A．locking | B．locked | C．to lock | D．lock |
He tried to ________ in Japanese.
| A．understand himself | B．make himself understanding |
| C．make himself understood | D．make to understand |
They ‘ll have other meetings like this in the weeks ________.
| A．following | B．to follow | C．followed | D．will follow |