The man went into the room, _____ rather strange.
| A．to look | B．looking | C．looked | D．and looking |
In recent years________global warming is becoming ________ concern for people all over the world.
| A．the；the |
| B．/；a |
| C．/；/ |
| D．the；/ |
—What made the boy ________ in his classroom?
—His hard work and wisdom.
| A．stand up |
| B．stand for |
| C．stand by |
| D．stand out |
Generally speaking，the limits of a person’s intelligence are fixed at birth，but whether or not he reaches those limits will ________ his environment.
| A．depend on |
| B．live on |
| C．feed on |
| D．spend on |
What I should do is ________ the task soon.
| A．to finish |
| B．having finished |
| C．finishing |
| D．to have finished |
Very generally，grammar is ________ with the relations between words in sentences.
| A．regarded |
| B．satisfied |
| C．concerned |
| D．suited |