Topics: Mix-Tenses
Mary _______ Mr. Clive for a long time.
A. has known
B. is knowing
C. knows
D. had known
Select your answer:

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Grammar › ViewSelect the option where the apostrophe placement is most correct:
A. Uncle Jack, Grandpa Frank and Grandmother Anna signatures are interesting.
B. Uncle Jack’s, Grandpa Frank’s , and Grandmother Anna’s signatures are interesting.
C. Uncle Jack, Grandpa Frank and Grandmother Anna’s signatures are interesting.
Grammar › View
You won’t pass the course if you ___________.
A. don’t study
B. doesn’t study
C. not study
D. won’t study
