[ Present Perfect Tense ]
Tom and Erik ___________________(not/see) the asteroid.
A. hasn’t see
B. haven’t see
C. hasn’t seen
D. haven’t seen

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Passive SentencePresent Perfect and Simple Past TenseGrammar TOEFLSo - Too - Either - NeitherPast Perfect Simple TenseVocab CheckingNouns as AdjectivesAdverb of FrequencyVerb ConjugationTransitional Phrases and ConjunctionsOther quiz:
Grammar › ViewBoth Leroy and his father ______ gaming during their free time.
A. are enjoying
B. is enjoying
C. enjoy
D. enjoys
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Mandy likes to eat _______ candies. ______ candies are sweet.
A. a..The
B. an..The
C. the..A
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Tenses › View
The children …………. TV when they heard their mother’s footsteps. (watch)
A. watched
B. were watching
C. have been watching
D. have watched