[ Verb Tenses ]
While he was writing to his friend, he __________a noise upstairs.
A. was hearing
B. had heard
C. heard
D. hears
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Grammar › ViewThere are lots of _____ in the field.
A. sheeps
B. sheep
C. shep
Quantifier › View
My little sister loves drawing . . . bear and . . . igloo
A. a / a
B. a / an
C. an / a
D. an / an
Grammar › ViewHe didn’t understand at all what I did say.
A. correct
B. incorrect
Present Perfect Tense › View
My sister … ridden a bicycle. She is afraid that she will fall off.
A. never
B. has never
C. has ever
D. has not