[ Grammar ]
Son Doong Cave is the largest cave _______ in Phong Nha-Ke Bang National Park.
A. discovered
B. discovering
C. to be discovered
D. which discovered
Select your answer:

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Verb Phrases › ViewWhat is the verb phrase in this sentence?
Harry has been the star in potions class.
A. has been
B. been
C. been in
D. has
Tenses › View
He _______ to church twice a week.
A. went
B. is going
C. has gone
D. goes
