Ⅰ.单项填空
1．—Will you join us in the party this Saturday evening?
—If I ________，I would；but I will have left for Japan on business by then.
A．was free B．were to be free
C．had been free D．would be free
2. —Well, I’ve changed my mind about going to Sydney.
—________？
— My father has fallen ill in hospital.
A．How’s your father B．Why not
C．How are you D．How’s that
3．Chinese citizens，________ to enter Maldives visafree last year, have already included the country into their list of the most popular tourist destinations.
A．to be allowed B．being allowed
C．having allowed D．having been allowed
