The Chinese mainland has 157 billionaires as of 2013，_________second in the number of billionaires worldwide．
#89712
A
having ranked
B
ranked
C
to rank
D
ranking
推荐题目
_____ back problems， always bend your knees when you lift heavy objects.
#98752
A
Avoiding
B
To avoid
C
Having avoided
D
To be avoiding
Suddenly there appeared a young woman in green．
#95646
A
who dressing
B
was dressed
C
dressed
D
dreasing
On AIDS Day, the minister of Health Department demanded that the problems ______ paid special attention to.
#92659
A
referred to being
B
referred to be
C
refer to being
D
refer to be
The Turners consider ____ a computer, which is commonly considered _________ a great help in our work and study.
#93369
A
to buy; to be
B
buying; to be
C
to buy; being
D
buying; being