All students in the class_______ a loud laugh when the professor told them a joke.
| A．let up | B．let down | C．let off | D．let out |
Anyone _______ bags, boxes,orwhatever, was stopped by the police.
| A．seen carry | B．seen carrying |
| C．saw to carry | D．saw carrying |
It is said that in Australia there is more land than the government knows _______.
| A．it what to do with | B．what to do it with |
| C．what to do with it | D．to do what with it |
Robert is said _______ abroad, but I don’t know what country he studied in.
| A．to have studied | B．to study |
| C．to be studying | D．to have been studying |
Before you decide to leave your job, _______ the effect it will have on your family.
| A．consider | B．considering |
| C．to consider | D．considered |
I would love _______ to the party last night but I had to work extra hours to finish a report.
| A．to go | B．to have gone |
| C．going | D．having gone |