It is known to all that         you exercise regularly , you won’t keep good health .

    A．unless         B．whenever       C．although       D．if

It is known to all that ________ you exercise regularly,you won’t keep good health.?

A.unless　　　　　　　　　　　　　 B.whenever?

C.although　　　　　　　　　　　　 D.if?

 It is known to all that _____ you exercise regularly, you won’t keep good health.

   A. unless    B. whenever     C. although     D. if

It is known to all that _____ you exercise regularly, you won't keep good health.

A. unless　　　　　　 B. whenever　　　　 C. although　　　　 D. if

It is known to all that ________ you exercise regularly, you won’t keep good health．

1. A.
   unless
2. B.
   after
3. C.
   what
4. D.
   when