________ men have learned much from the behavior of animals is barely new.

[　　]

He often read ________ the poor light, which made him near-sighted.

[　　]

________ you do, your can not break the law.

[　　]

We all believe him ________ he said is true.

[　　]

________ the heavy rain, they kept on planting trees at the foot of the hill.

[　　]

Mr. Brown, ________ money is no problem, has set up another company of his own.

[　　]

单项选择

The work ________ much patience.

[　　]

On hearing the ________ news, I was too ________ to sleep.

[　　]

The ________ morning, the father came into the lonely house, ________ by his naughty boy.

[　　]

A．following; following

B．followed; followed

C．following; followed

D．followed; following

Climbing mountains was ________, so we all felt ________.

[　　]