Identify the conditional simple sentence: If I had known, I would have helped.
A. Knowing, I would have helped.
B. I would have helped if I knew.
C. If I had known, I would have helped.
D. If I knew, I would help.

Random Topics:
Modals with Perfect InfinitiveWould/would like - affirmative/negativeGrammar Pronoun and Singular Plural NounAdverbs and AdjectivesArticlesConditionals 1,2,3ConjunctionsAdjective & AdverbPassivisationPrepositions of Time and PlaceOther quiz:
Vocabulary › ViewAs well as being a successful actor, Clint Eastwood is a ______ film director.
A. talented
B. humble
C. anonymous
D. chief
Simple Present Tense › View
the INTROGATIVE form of the sentence “The Moon takes about one month to orbit Earth”
A. does The Moon take about one month to orbit Earth?
B. do The Moon takes about one month to orbit Earth?
C. is The Moon takes about one month to orbit Earth?
Grammar › ViewMy young sister …. ball to his friend. (bring)
A. have not bring
B. has brought
C. have brought
D. will bring
Grammar and Idioms › View
Which sentence is punctuated correctly?
A. My favorite subjects, are biology, chemistry and physics.
B. My favorite subjects are biology, chemistry, and physics.
C. My favorite subjects are, biology, chemistry and physics.
D. My favorite subjects are biology chemistry and physics.
