------I’d like to book a round- trip ticket.
------Sorry, sir, but there are no tickets______ at the moment.
| A．available | B．usable | C．suitable | D．comfortable |
Most of his spare time ____spent in reading.
| A．are | B．were | C．was | D．have been |
Either you or I _____going to the teachers‘ office after class.
| A．am | B．is | C．are | D．will |
Tom as well as two of his classmates _____invited to the party.
| A．was | B．were | C．have been | D．had been |
Both the secretary and the manager _____agreed to attend the meeting.
| A．has | B．have | C．are | D．was |
The secretary and manager ____very busy now.
| A．is | B．are | C．was | D．were |