The time she has devoted in the past decade ______ the disabled is now considered to be very valuable.
| A．helping | B．to help |
| C．to helping | D．for helping |
As a teacher, he knows exactly how to his ideas to the students.
| A．consult | B．display |
| C．convey | D．comfort |
________ you can finish the task on time, it doesn't matter how you do it.
| A．So long as | B．As soon as |
| C．As well as | D．So far as |
I was really worried about you. You _______________ home without a word.
| A．mustn’t leave | B．shouldn’t have left |
| C．couldn’t have left | D．needn’t leave |
With my money __________________, I went back home.
| A．ran out of | B．ran out |
| C．running out of | D．running out |
—Instead of lending a hand, Jim just stood by, laughing at us in trouble.
—Oh, it’s _________ of him to be so cold-hearted.
| A．conventional | B．typical |
| C．ridiculous | D．Aggressive |