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:
Modal Verbs and Contrastive Conjunctions › ViewWhich sentence correctly combines a modal verb and a contrastive conjunction?
A. We must leave for the airport early to catch our flight, yet we might still miss it due to traffic.
B. He might attend the party tonight, but he must finish his assignment first.
C. She should go to the gym regularly, or she might not achieve her fitness goals.
D. They could go to the concert this weekend, yet they could also go to the amusement park instead.
Grammar › View
Every pupil in the class ______ hard.
A. study
B. studies
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.
