Do come here on Monday,______ we, as planned, will take part in the gathering of AIDS prevention volunteers.
| A．then | B．and | C．therefore | D．or |
________ many times, he finally understood it.
| A．Told | B．Telling | C．Having told | D．Having been told |
As a new diplomat, he often thinks of_____- he can react more appropriately on such occasions.
| A．what | B．which | C．that | D．how |
—Would you please help me with the box? 
—_________
| A．Yes, please | B．No, please don’t | C．With pleasure | D．My pleasure |
David threatened_____ his neighbour to the police if the damages were not paid. 
| A．to be reported | B．reporting |
| C．to report | D．having reported |
—How about your journey to Mount Emei?
—Everything was wonderful except that our car _________ twice on the way.
| A．slowed down | B．broke down | C．got down | D．put down |