There are some health problems that,when ________ in time,can become bigger ones later on.
A.not treated |
B.not being treated |
C.not to be treated |
D.not having been treated |
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There are some health problems that,when ________ in time,can become bigger ones later on.
A.not treated |
B.not being treated |
C.not to be treated |
D.not having been treated |