[ Grammar ]
Choose the correct sentence:
A. If I knew the answer, I will tell you.
B. If I knew the answer, I would tell you.
C. If I know the answer, I would tell you.
D. If I had known the answer, I tell you.

Random Topics:
Verbs: Action, Linking, and HelpingGerund, Infinitive, Bare VerbPresent Perfect & Past Simple TenseTime ConjunctionsAdjective vs AdverbAlthough / DespitePrepositions - ConjunctionsNouns, Pronouns, Antecedents, and Singular and PluralPresent Perfect and Present Perfect Progressive TensesBasic TensesOther quiz:
Grammar › ViewRussia is … than Italy.
A. big
B. biger
C. bigger
Its vs. It’s › View
He wanted to know if the mixture could be separated into … components by physical means.
- its
- it’s
Prepositions › View
Identify the preposition in the following sentence:
The meeting will begin at 7:00.
A. at
B. the
C. will
D. begin
Prepositions › View
________general, our students are very intelligent and really active.
A. In
B. With
C. By
D. On
