[ Types of Sentence Structures ]
After a parrotfish eats algae-covered coral, the coral travels through the fish’s digestive system, and then it is deposited in the reef as white coral sand.
A. simple
B. compound
C. complex
D. compound-complex

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Modals and Modal PerfectsSentence TransformationAuxiliary VerbsPast Perfect & Past SimplePast Continuous and Past Simple TensePrepositions Of PlacePhrases and TensesTensePresent Perfect Simple vs ContinuousVocabularyOther quiz:
Grammar › ViewWhat time ….
A. the train leaves?
B. does the train leave?
C. is the train leaving?
D. leaves the train
Grammar › View
The test started at half past eight, but Tom got to the classroom at _______. He was fifteen minutes late.
A. a quarter past eight
B. a quarter to nine
C. five minutes before nine
D. fifteen minutes after nine