[ 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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Grammar › ViewWhat is the subject of the following sentence?
Cartoons are exciting for people of all ages.
_
A. people
B. Cartoons
C. ages
Grammar › View
I met them after they ……….
A. had divorced.
B. divorced.
C. has divorced.