[ Grammar ]
They have already invested _________ of dollars in the R&D department.
A. milion
B. milions
C. millions
D. million

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Types of Phrases › ViewShe preferredeating at the local delifor lunch.
A. gerund phrase
B. verb phrase
C. noun phrase
D. absolute phrase
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James ___________ a shark while he was fishing last weekend.
A. catched
B. caught
C. was catching
Tenses › ViewI have known her since we were kids.
A. Simple Present
B. Present Continuous
C. Present Perfect
D. Simple Future (With Modals)
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We … on a school trip last week.
A. was
B. were
