Everything___should be__be done right now
A.that, done must　B. that, must done C. which, done should D. that, should

Miss Zhang devoted herself to the development of education, ______ led to her final success.

A that B which C so that D so

The sun is bigger than the earth, ______ even a child knows.
A that　B who C as　D what

 It is the factory ______ produces all kinds of TV sets
A in which B which  C what  D where

Both of them will remember the months and the years ______ they spent in the army
A which B when C in which D what

July 1st, is the day ______ I will never forget, when we had a wonderful time.
A on which B when C whom D that

 This is the modern hotel_____ the guests can enjoy the most comfortable things
A where B which C that   D in that

He is ______ everyone respects.
A the person B the one which C whom 　 D who

When they met again, the two friends talked about lots of things and persons ______ we could remember in the school.
A who　B whom　C that D which

Joan is one of the best writers who ______ published a lot of books.
A has　B have C have been　D are