Some little boys have difficulty ______their hearts into the lesson for a long time.
#61599
A
to put
B
to put
C
putting
D
puting
推荐题目
 The police _____ the man who lives next door _______ robbing the jewellery shop.
#56997
A
charge, with
B
charges, with
C
charges, for
D
charge, for
— Will you go to Sandy’s birthday party?        — I won’t go unless Tony______.
#53892
A
was invited
B
has invited
C
is invited
D
will be invited
The girl devoted all her time she had_______ others.
#56201
A
to help
B
helping
C
to helping
D
helped