[ Conditional Sentences ]
Without your help, I couldn’t overcome the problem.
A. if you hadn’t helped me, I couldn’t have overcome the problem
B. if you hadn’t helped me, I couldn’t overcome the problem.
C. If you didn’t help me, I couldn’t overcome the problem.
D. If you don’t help me, I can’t overcome the problem.

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Present tense AffirmativeOn, At, BySubject-Verb AgreementAction VerbHomophonesCommasDefinite, Indefinite and Zero ArticlesGrammar - used toAuxiliary Verbs, if, unless and ModalModals and Present TensesOther quiz:
Tenses › ViewDo you want ice cream?
A. simple present
B. simple past
C. present perfect
D. past continuous
Grammar › View
What ____________ of my idea? (you/think)
A. you think
B. do you think
Grammar › ViewThe laptop was / is heavier than the tablet.
A. was
B. is
Tenses › View
Convert to present perfect: He (finish) his homework yesterday.
A. He finished his homework yesterday.
B. He has finish his homework.
C. He is finishing his homework.
D. He has finished his homework.
