Niagara is a famous ..................in North America.
A.mountain      
B.valley
C.waterfall      
D.cliff

I have two close friends, both of…………..are boys.
A.who
B.whom
C.that    
D.them

Hanoi, ………….I was born in, is very nice.
A.where
B.which
C.that    
D.B or C

That is the place .................. there used to be a monument.
A.where 
B.that  
C.why
D.for which

Tell me the day.................. you want to leave.
A.which 
B.when
C.in that                  
D.where

Red roses are romantic- they are my favorite.............
A.grass
B.flower           
C.beach
D.tree

Have you ever visited New York habor.................. the famous Statue of Liberty stands?
A.on where                     
B.that
C.on that                  
D.where

This is the place……………..I have always wanted to visit.
A.where
B.which
C.in which
D.in that

Choose the best answer

Have you seen the girl………..we talked about?
A.which
B.whom
C.whose
D.where

"Go away!"
A.He asked me whether I went away.
B.He told me to go away.
C.He advised me to go away.
D.He tells me to go away.