This video reviews the TOEFL structure skills 1 - 8.
Skill 1: subject + verb = clause
Skill 2: object of preposition can’t be subject
Skill 3: a present participle ( -ing) can be:
a. a present continuous verb with BE
b. an adjective
Skill 4: a past participle can be
a. a past simple verb
b. a past participle with HAVE/BE
c. an adjective
Skill 5: the coordinate connectors are: and so but or yet nor
Skill 6: adverb clause connectors
Skill 7: noun clause connectors
Skill 8: noun clause connectors as subject (who what which)

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