There is a great deal of evidence __________ that music activities engage different parts of the brain.
| A．indicate |
| B．indicating |
| C．to indicate |
| D．to be indicating |
——I’m terribly sorry for being late.
——________. Come over and sit down.
| A．Never mind | B．You are to blame | C．No problem | D．It depends |
I can't believe what he says because he is _______ changing his mind. .
| A．regularly | B．steadily | C．suddenly | D．constantly |
Linda had her luggage________ an hour before her plane left.
| A．check | B．checking | C．to check | D．checked |
Could you drive me to the bookstore at noon if________?
| A．it's convenient of you | B．you are convenient |
| C．it's convenient to you | D．you will be convenient |
In my opinion, it's the flying birds rather than the pilot that________for the air crash.
| A．are to blame | B．is to blame | C．is to be blamed | D．are to be blamed |