The old couple often take a walk after supper in the park with their pet dog ___.
| A．to follow |
| B．following |
| C．followed |
| D．follows |
–Do you know the ____ woman by the chairman?
--Yes. But could you introduce to me the man _____ by the reporters?
| A．smiling; questioned | B．smiled; questioning |
| C．being smiled; questioned | D．to smile; to question |
Suddenly it ____ me that if I let him go, he would never come back again.
| A．knocked | B．beat | C．hit | D．whispered |
They often change the kind of crop in each field ____ few years, for example, growing corn or wheat and then the next year peas or soybeans.
| A．every | B．a | C．each | D．some |
____ little tramp was ____ social failure but was loved for his optimism and determination to overcome all difficulties.
| A．a, the | B．the, a | C．the, / | D．a, / |
You’d better take your coat with you __________ it becomes colder.
| A．in case | B．so that | C．even if | D．as if |