.
To our surprise, that top student in our class failed _________a scholarship.
| A．obtain | B．obtaining | C．to obtain | D．obtained |
The tall buildings are _________ in the lake aroundwhich there are many trees.
| A．reflected | B．reflecting | C．standing | D．stood |
He had been so absorbed __________ watching the carpassing by that he didn't notice his friends __________.
| A．to；coming | B．in；to come | C．on； coming | D．in； coming |
According to a UN report, some 844 animals and plants __________ in the last 500 years.
| A．disappeared |
| B．were disappeared |
| C．have disappeared |
| D．had been disappeared |
—Have you finished the book? —No. I've read up to __________ the children discover the secret cave.
| A．which | B．what | C．that | D．where |
When I opened the door, I found my father sitting in his chair, completely __________ in the humorous stories he was reading.
| A．absorbed | B．losing | C．attracted | D．addicted |