He______on the farm for twenty years and now he is a teacher.
| A．has worked | B．had worked | C．worked | D．works |
We are looking forward to ______ the problem of the traffic accident ______.
| A．see; solving | B．seeing ; solved | C．see; to solve | D．seeing; solve |
He ______ the money, for he is not such kind of person.
| A．can’t have stolen | B．mustn’t have stolen | C．can’t steal | D．may not steal |
---- Excuse me sir, where is Room 301?
---- Just a minute. I’ll have Bob ______ you to your room.
| A．show | B．shows | C．to show | D．showing |
---- Did you enjoy yourself at the party?
---- Yes. I have never been to ______ one before.
| A．a more excited | B．the most excited | C．the most exciting | D．a more exciting |
In the coal mine disaster, most of the workers were killed but John ______ have a narrow escape.
| A．could | B．would | C．was able to | D．can |