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39．You can take any seat ____ is free.　

A．in which 　B．that　 C．where　 D．which

38．I often thought of my childhood, ____ I lived on a farm.

A．who 　 B．when　 C．where　 D．which

37．John got beaten in the game, ____ had been expected.　

A．who 　 B．what　 C．that　 D．a(chǎn)s

36．Do you know the reason ____ he was late?　

A．for which 　 B．for what　 C．which　　　 D．of which

35．I have bought two ball pens, ____ writes well.

A．neither of them 　 B．none of them　　 C．neither of which　 D．none of which

34．There are two thousand students in our school , ____ are girls. 　

A．two-thirds in which　 B．two-thirds in them

C．two-thirds of them　　 D．of whom two-thirds

33．Can you lend me the book ____ the other day?

A．which you talked　　　　 B．that you talked

C．a(chǎn)bout that you talked　 D．you talked about

32．Winter is the time of year ____ the days are short and nights are long.

A．on which 　 B．that　 C．when　 D．where

31．I've read all the books ____ were borrowed from the library. 　

A．they 　 B．which　　　 C．不填　 　 D．that

30．You may take anything useful ____ .　

A．which you want　　 B．you want them　　 C．what you want　　 D．you want