Directions: there is one missing comma.
Prior to the introduction of the mechanical cotton gin cotton had required considerable labor to clean and separate the fibers from the seeds.
Video: Start at 10:04 for Cotton Gin
Suggested answer:
Prior to the introduction of the mechanical cotton gin, cotton had required considerable labor to clean and separate the fibers from the seeds.
Directions: students should grammatically correct the sentences below, in red. Look for a missing COLON (;). a missing apostrophe, and a missing comma.
the acquisition of the mexican cession led to the gold rush the result was that Californias population swelled quickly and it become a state in 1850.
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video
suggested answer:
The acquisition of the Mexican Cession led to the Gold Rush; the result was that California's population swelled quickly, and it became a state in 1850.
