Video games can be a poor influence if ________ in the wrong hands.
| A．to leave | B．leaving | C．leave | D．left |
High prices for corn and wheat will encourage ____ 。
| A．to farm | B．farming | C．farmer | D．lo farming |
The doctor _________ him to give up smoking but he would not listen.
| A．forced | B．persuaded | C．suggested | D．advised |
I know that our geologists think highly of his researches in the ______
| A．land | B．field | C．ground | D．Place |
The question ______ last night was of great importance.
| A．discussed | B．discussing | C．to be discussed | D．discuss |
I heard a soft _______ at the door. When I looked up, I found it was Mary.
| A．noise | B．sound | C．voice | D．cry |