With ____ leaves ____ in the earth every year, the soil becomes richer and richer.
#95286
A
falling; burying
B
fallen; buried
C
fallen; burying
D
falling; buried
推荐题目
__________ parents is very important for children. 
#95611
A
Communicating to
B
Communicate with
C
Communicated
D
Communicating with
Several months later, he found Mr. Jackson very difficult ________.
#95722
A
to get along with
B
getting along with
C
to get along
D
to be gotten along with
The _______ boy made the police and his family _______. 
#92633
A
gone; puzzled
B
missing; puzzled
C
missing; puzzling
D
lost; puzzling