Scientific research shows that animals can show emotions like human beings. They are sometimes lively, and sometimes bad-tempered.
| A．contradictory | B．instant | C．appropriate | D．flexible |
—Hi，Mary.Would you like to go to the concert this evening?
—Sorry，Tom.________ tomorrow's lessons，I have no time to go out with you.
| A．Not preparing | B．Not having prepared |
| C．Not to prepare | D．Being not prepared |
Every student in our class had an application form in his hand，but no one knew which office ________.
| A．to send it to | B．to send it |
| C．to be sent to | D．to have it sent |
—O'Neal works hard.
—So he does.He is often seen ________ heavily before his teammates have even arrived at practice.
| A．to be sweated | B．sweated |
| C．be sweated | D．sweating |
—How did you get in touch with Mrs.Green?
—Well，it seems to me that you've forgotten ________ me her telephone number the other day.
| A．to tell | B．have told |
| C．telling | D．being told |
Has the boy who was made use of ________ realized his mistakes?
| A．cheating | B．cheated | C．to cheat | D．for cheating |