Topics: Progressive Perfect and Simple Verb Tenses
The present perfect progressive tense is formed by….
A. had been + present participle
B. have/has + present participle
C. have/has been + present participle
D. have/has been + past participle
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The _________ tense is formed by the helping verb “will” + the base form of the verb.
A. present
B. past
C. future
D. future perfect