2．Great changes ______ in China in the past 20 years.
| A．took place | B．have taken place |
| C．were taken place | D．have been taken place |
It rained nonstop for ten days , completely _____ our holiday.
| A．to ruin | B．ruined | C．having ruined | D．ruining |
—What happened to you on your way back to the hotel last night ?
—I lost my way in complete darkness and, ________ things worse , it began to pour .
| A．making | B．to make | C．having made | D．made |
The bank is reported in the local newspaper ________ in broad daylight yesterday.
| A．being robbed | B．to have been robbed | C．robbed | D．having been robbed |
Though _______money, his parents managed to send him to university.
| A．lacked | B．lacking of | C．lacking | D．lacked in |
_____ to sunlight for too much time will do harm to one's skin.
| A．Exposed | B．Having exposed | C．Being exposed | D．After being exposed |