—What do you think was the highlight of your school life?
—_______.
| A．When I had won championship in the school sports meeting |
| B．Having got the first place in a formal English examination |
| C．Named the Prom Queen at the graduation prom |
| D．That I was chosen to participate in the national physics contest |
.A reward of 1,000 dollars will be given ________ can find the lost child.
| A．whomever | B．whoever that | C．to whomever | D．to whoever |
.So often ______ in recent years that it has almost become a rule.
| A．has this happened | B．this has happened |
| C．is this happening | D．for this to happen |
.The farmer who admitted ______ the tiger was severely punished.
| A．to kill | B．killing | C．killed | D．to have killed |
.They ______ be at home. You see, the door is locked from the outside.
| A．can’t | B．may | C． must | D． mustn’t |
.Our English teacher had us all _______our names on a card.
| A．written | B．to write | C．write | D．for writing |