He is so busy with the research he has no time left for any other activity.
| A．which | B．that | C．why | D．because |
I shall never forget those years ____ I lived in the country with the farmers, ____ has a great effect on my life.
| A．that, which | B．when, which | C．which, that | D．when, who |
This is the only book ____ I can find.
| A．that | B．which | C．it | D．with which |
I don’t like ____ you speak to her.
| A．the way | B．the way in that |
| C．the way which | D．the way of which |
That is one of those books that ____ worth reading.
| A．is | B．are | C．has | D．have |
This is the only one of the students whose handwriting ____ the best.
| A．is | B．are | C．has | D．have |