Topics: Present Perfect Tense
You are the most patient one I (know).
A. have known
B. have know
C. know
D. knew
Select your answer:

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Grammar › ViewIsn’t she a doctor?
A. No, she is.
B. No, she.
C. No, she isn’t.
D. No, she are not.
Grammar › View
The children _ (play) soccer in the field.
A. plays
B. playing
C. played
D. play
