Tom finds _________ difficult to learn Chinese well.
#55814
A
it
B
that
C
this
D
him
推荐题目
-- ________Alan’s pens? --Yes, they’re ________.
#55802
A
Is this; his
B
Are these; his
C
Is this; her
D
Are these; her
Is this your father? No, ________. 
#55854
A
it is
B
it isn’t
C
he is
D
he isn’t
.Mum,  ________my teacher, Mr Wang.
#55809
A
he is
B
it is
C
this is
D
that is