[ 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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Active and Passive Voice › View“Some workers were loading the containers into the van”
The passive form of the above sentence is:
“The containers ______ into the van.”
A. were loaded
B. are loading
C. be loaded
D. were being loaded
Prepositions › View
Some little children are afraid _____ animals.
A. To the
B. To
C. Of
D. Of the
He 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
