单项选择（每题1分）
In his letter was his promise _____ he would spend the Christmas Eve with me.
| A．that | B．what | C．which | D．whether |
There are two buildings, _____ stands nearly a hundred feet high.
| A．the larger |
| B．the larger of them |
| C．the larger one that |
| D．the larger of which |
Eric taught folk music in a local school for one year, _____ he spent some time abroad studying jazz.
A. after that
B. after which
C, after it
D. after this
He behaved _____ nothing had happened.
| A．even if |
| B．as if |
| C．just like |
| D．even though |
I'd like to buy a house-modern, comfortable, and _____,in a quiet neighborhood.
| A．in all |
| B．above all |
| C．after all |
| D．at all |
The elderly need special care in winter, as they are _____ to the sudden changes of weather.
| A．sensitive |
| B．sensible |
| C．easy |
| D．careful |