[ Past Tenses ]
Give an example of past perfect continuous.
A. They have been studying for three hours.
B. She was studying for three hours.
C. She had been studying for three hours.
D. He had studied for three hours.

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Vocabulary › ViewSelect the vocabulary word for the definition provided: an insane person
A. gullible
B. ornery
C. prim
D. lunatic
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The thing receiving the action is the subject of the sentence and the thing doing the action is optionally included near the end of the sentence
A. Passive Voice
B. Active Voice
He often talks to ______________________.
A. himself
B. him
C. hiself
D. he
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When she retired, she did a lot of _______ services for the Red Cross.
A. volunteers
B. voluntary
C. voluntarily
D. volunteered
