51、We should learn from those are ready to help others.9 U# X9 A0 H5 n$ ?
A.who B.whom C.whose D.they
" ]$ C; {) W' x% O+ { 52、I have two brothers, are doctors.
0 q! m& Z5 [, K/ | A.both of them B.both of who C.both of whom D.both of they# m- ?9 Z/ _* l; f+ z7 @% E0 M
53、 everybody knows, China has the largest population in the world.- n& x' E( A$ N" I- C% {% v
A.Which B.That C.As D.The thing
( A! o1 K& X: U2 ?8 F+ {2 f% o 54、Everything can be done should be done.% O- b) b, J8 B" L' s
A.which B.that C.all D.that
+ q0 O+ ?* v0 Z2 v8 B$ U 55、This is the house you saw the other day.
# ^% G; G5 i9 k/ a# u A.that B.where C.in which D.in that
% q c5 R* E' C; x: Q# z& q51、A 52、C 53、C 54、B$ H( F |( ?& E5 m$ H9 m$ a
55、A |