The villagers dug many tunnels _____ they could fight against the enemies.
| A．by which | B．through that | C．through which | D．to which |
— What’s the matter? — The shoes don’t fit properly. They _____ my feet.
| A．are hurting | B．will hurt | C．have hurt | D．are hurt |
In this experiment, they are woken up several times during the night, and asked to report what they _____.
| A．had just been dreaming | B．are just dreaming |
| C．have just been dreaming | D．had just dreamt |
When he was alive, the old scientist used to say that knowledge ____ from practice and he gained his experience by doing a lot of practical work.
| A．was coming | B．had come | C．comes | D．would come |
She _____ to the office than she got down to writing the report.
| A．has no sooner got | B．had hardly got | C．no sooner got | D．had no sooner got |
He _____ articles for our wall-newspaper these three years, and he _____ about forty articles.
| A．has been writing； has written | B．has been writing； wrote |
| C．is writing； has been writing | D．has written； has written |