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My friends and I did _____ difficult experiment in school last week.
A. a
B. an
C. the
D. –
Select your answer:
Random Topics:
Pronoun Antecedent AgreementGerund & InfinitivePresent, Past, and Future TimeRelative Clauses and UsageGive, do and makeReflexive pronounsSuperlative & Comparative AdverbsPresent Simple QuestionsFirst & Second ConditionalOther quiz:
Grammar › ViewIt’s interesting______ a puppy. I enjoy_____ after it very much.
A. having/ looking
B. to have/ to look
C. having/ to look
D. to have/ looking
Grammar and Vocabulary › View
It is against the ………….. not to wear seat belt in a plane.
A. rule
B. regulation
C. law
D. order