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
—Do you want to join me on a ten — mile run?
—________ I feel so tired today.
A.I think so. B.I'm not surprised. C.Not likely! D.Of course.
Planning so far ahead makes no ________ —so many things will have changed by next year.
A.sense B.room C.choice D.effort
