[ Grammar ]
Which of the following is a preposition?
A. Quickly
B. Under
C. Can
D. Always

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Modals and PrepositionPRESENT SIMPLE - CHILDRENPresent and Past TensePresent and Future Tenses1st and 2nd ConditionalsFormal & Informal WordsWho am I?Conditional Sentence Type 2 and Type 3Grammar Present Perfect (ever never)Grammar - Nouns, Verbs, and AdjectivesOther quiz:
Noun, Adjective, and Adverb Clauses › ViewHow is the clause being used in the sentence?
The girl’s worst flaw is that she is wearing too much makeup.
A. subject
B. direct object
C. subject complement
D. object of preposition
Vocabulary and Grammar › View
The terrible thing was that he accused me of _________ lies.
A. saying
B. telling
C. speaking
Tenses › ViewPast Perfect Continuous: By noon, they ________ the marathon for three hours.
A. run
B. ran
C. running
D. had been running
Grammar › View
My grandmother prefers ________ science fiction books.
A. Reading
B. to read
C. readed
D. reads
