---What should I do, doctor?---_____healthy, you should take more exercise.
#48538
A
Keep
B
Keeping
C
To keep
D
Having kept
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——Oh, I had a terrible toothache.——You’d better see a dentist and have your bad teeth out.
#49488
A
to go; pulled
B
go to ; pulling
C
to go; pulling
D
go to; pulled
The best way ______ your English is _____ an English club.
#49697
A
to improve . to join
B
improving , joining
C
to improve , join
D
improving, to join