He used to __________ his teaching when he was young.
| A．devote to |
| B．be devoted to |
| C．devoting to |
| D．being devoted to |
The Mid-Autumn Day, which is a day for family reunion in China, _____ on September 12th this year.
| A．falls | B．fixes | C．lies | D．sets |
Three years ago in Beijing, my best friend, David, was hit by a car while riding a bike, _______ a terrible brain injury.
| A．caused | B．to cause | C．causing | D．being caused |
The rise in wood fuel use has _____ the disappearance of forest and the loss of habitats for pandas.
| A．belonged to | B．adapted to | C．devoted to | D．contributed to |
----Tom, you do the cleaning after school, ________ you?
---- Me again? But I did the cleaning yesterday!
| A．do | B．don’t | C．will | D．did |
Stand over there, ___ you’ll be able to see the oil painting better.
| A．and | B．till | C．but | D．or |