[ 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
Random Topics:
Passive SentencePresent Perfect and Simple Past TenseGrammar TOEFLSo - Too - Either - NeitherPast Perfect Simple TenseVocab CheckingNouns as AdjectivesAdverb of FrequencyVerb ConjugationTransitional Phrases and ConjunctionsOther quiz:
Modal Verbs › ViewWhen . . . . the meeting be held?
A. will
B. would
C. can
D. could
Grammar › View
The dog ___ loudly when strangers pass by the house.
A. bark
B. barks
C. barking
D. barked
Phrasal Verb › ViewWhat phrasal verb means “to provide information, usually spoken”? I missed the meeting. Can someone ______?
A. fill me in
B. fill me out
C. keep me up
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