_______ the two are only several days apart in age, they seem to belong to wholly different generations.
| A．While | B．When | C．As | D．Since |
--- Did you tidy your room?
--- No, I was going to tidy my room but I ______ visitors.
| A．had | B．have | C．have had | D．will have |
Alan is a careful driver, but he drives ______ of my friends.
| A．more carefully | B．the most carefully | C．less carefully | D．the least carefully |
The mayor has offered a reward of $ 5000 to ______ who can capture the tiger alive or dead.
| A．both | B．others | C．anyone | D．another |
－ What do you think of the movie?
－ It’s fantastic. The only pity is that I __________ the beginning of it.
| A． Missed | B．had missed | C．miss | D．would miss |
In the good care of the nurses, the boy is ______ recovering from his heart operation.
| A．quietly | B．actually | C．practically | D．gradually |