Each of the students, working hard at his or her lessons, _______ that all of them can do well in the coming examination.
| A．was convinced | B．is convinced |
| C．were convinced | D．are convinced |
Paul doesn’t have to be made _______. He always works hard.
【选项 】
| A．learn |
| B．to learn |
| C．learned |
| D．learning |
The boy wanted to ride his bicycle in the street, but his mother told him _______.
| A．not to |
| B．not to do |
| C．not do it |
| D．do not do |
We agreed _______ here but so far she hasn’t turned up yet.
| A．having met |
| B．meeting |
| C．to meet |
| D．to have met |
—You were brave enough to raise objection at the meeting.
—Well, now I regret _______ that.
| A．to do |
| B．to be doing |
| C．to have done |
| D．having done |
The first textbooks _______ for teaching English as a foreign language came out in the 16th century.
| A．having written |
| B．to be written |
| C．being written |
| D．written |