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My friends and I did _____ difficult experiment in school last week.
A. a
B. an
C. the
D. –

Random Topics:
Possessive Pronouns and Adjective PronounsGerund or to InfinitiveVerb Tenses and Subject Verb AgreementPresent simple or Past simplePresent Simple: affirmative, negative, interrogativeKnee AnatomyModals and Present TensesGrammar Comma UsagePast Simple vs Past ContinuousPassivisationOther quiz:
Grammar › ViewShe left her coat (in/on/at) the chair.
A. in
B. on
C. at
Grammar › View
Choose the correct verb tense to complete the sentence. She ___ her work before going to bed.
A. finish
B. finished
C. finishing
Present Tenses › ViewIt always _______ (rain) a lot in Scotland.
A. rains
B. rain
C. rained
D. is raining
Conjunctions › View
The author of the Odyssey is the blind poet but, Homer he was actually blind!
A. correct
B. incorrect