[ 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 › ViewHis mother promised ______ him an ice cream later.
A. to buy
B. buying
Vocabulary › View
I was intensely irritated by the way she spoke to me. (antonym)
A. embezzled
B. enlisted
C. enrolled
D. annulled
E. soothed
Prepositions › ViewIdentify 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
