All the apples ______ fell down from the tree were eaten up by the pigs.
A which B / C that 　 　 D they

The radio set ______ last week has been out of order
A.I bought B. I bought it　C. which I bought it　D. what I bought

Please pass me the dictionary ______ cover is black.
A which B its　C whose D which of

The man ____ has gone to Japan.
A.whom I told you B. that I told you

C. whom I told you about him D. I told you about

 Do you know the man ______ just now?
A to who I nodded          B I nodded to   Cwhom I nodded  DWhom I nodded to him

He is a man of great knowledge, ____ much can be learned.
A in whom B about whom　C from whom　D of whom

The old man has two sons, ______ are lawyers.
A.both of them　B. both of who　C. both of whom　D. both of they

 I, ______ your good friend, will try my best to help you out
A who is   B who am    C that is    D which am

Tom is the only one of the students who ______ to Shanghai.
A.have gone　B. have been C. has been　D. had gon

Mr Herpin is one of the foreign experts who ____ in China.
A.works　B. is working C. are working D. has been working