The teacher was angry about his being late for class, but he behaved ______ nothing had happened.
| A．as | B．even if | C．as if | D．even though |
When I arrived in this country, I had to start learning the language from _____.
| A．scratch | B．scrap | C．snatch | D．scrape |
. As soon as Charles had _____ a little from his surprise, his one thought was to get away.
| A．returned | B．absorbed | C．dissolved | D．recovered |
I shall never beat John at tennis; we are clearly not in the same _____.
| A．set | B．band | C．group | D．class |
I'm afraid you have no _____ but to come along with us.
| A．possibility | B．permission | C．choice | D．selection |
One-room schoolhouses can still be found in _____ areas where there are no other schools for many miles.
| A．disposed | B．deserted | C．isolated | D．abandoned |