His parents           for over 40 years and they love each other very much.
#54784
A
have been married
B
have married
C
will marry
D
married
推荐题目
We can't put off ______a plan. Clean--Up Day is coming.    
#53458
A
make
B
to make
C
making
D
to making
This math question is too difficult. Can you help me     ?
#53083
A
work on it
B
work out it
C
work it out
D
work for it