His shoes are muddy. He be working in an office all day.
| A．mustn ’t | B．can’t | C．needn’t | D．maybe |
The heavy snow stopped the farmers ______ in the fields.
| A．working | B．work | C．to work | D．works |
He was named Robert _____ his father by mother.
| A．to | B．upon | C．after | D．under |
Tom kept quiet about the accident ____ lose his job.
| A．so not as to | B．so as not to |
| C．so as to not | D．not so as to |
He wrote to his friends ______ information.
| A．asked for | B．to ask for | C．ask for | D．asks for |
Old McDonald gave up smoking for a while, but soon _____ to his old way.
| A．returned | B．returns |
| C．was returning | D．had returned |