(2013·四川省泸州市4月模拟)There was no signal in that faraway village and all my attempts ________ you failed.
#88987
A
to contact
B
contacting
C
contacted
D
having contacted
推荐题目
His room needs _______,so he must have it ________.
#95291
A
painting ; painted
B
painted ; painting
C
painting ; painting
D
painted ; painted
_____ back problems, always bend your knees when you lift heavy objects. 
#98752
A
Avoiding
B
To avoid
C
Having avoided
D
To be avoiding