题目内容
15、This problem may lead to more serious ones if unsolved．
A．making B．left C. remained D．keeping
试题答案
15、B
This problem may lead to more serious ones if unsolved．
A．making B．left C. remained D．keeping
查看习题详情和答案>>This problem may lead to more serious ones if ________ unsolved．
A．making
B．remained
C．keeping
D．left
This problem may lead to more serious ones if ________ unsolved．
A．making
B．remained
C．keeping
D．left
This problem may lead to more serious ones if ________ unsolved．
A．making
B．remained
C．keeping
D．left
This problem may lead to more serious ones if ______ unsolved．
A．making
B．left
C．remained
D．keeping
This problem may lead to more serious ones if ________ unsolved．
making
remained
keeping
left
This problem may lead to more serious ones if ________ unsolved．
A．left
B．remained
C．keeping
D．making
This problem may lead to more serious ones if ________ unsolved．
making
leaving
keeping
left