________ for many years，the novelist suddenly became famous.
A.Having ignored B.Having been ignored
C.Ignoring D.To be ignored
—A child's behavior is most easily influenced by his parents.
—True. That's ________ we should set a good example to our kids.
A.why B.when C.whether D.where
If you________ any mistakes in the article，just mark them with a pencil.
A.make B.repeat
C.spot D.ignore
This product contains no________ colors；only natural substances are used.
A.commercial B.beneficial
C.official D.artificial
I’ve finally finished my paper and it________ me an entire month.
A. was taken B. takes
C. took D. had taken
We didn’t play football yesterday.The match________.
A. was canceled B. is canceled
C. has canceled D. had canceled
