[ Grammar Present Perfect (ever never) ]
A: Have you ever __________ (think) about making a robot?
B: Yes, I have.
A. think
B. thinked
C. thinking
D. thought
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Verb Tenses and UsageGrammar and PrepositionFamily VocabularyActive & PassiveCountable and UncountableSentence Types and ConjunctionsVerbs & Verb TensesActive Voice-Present tenseParallelism and Subject Verb AgreementSimple Present - Negative & InterrogativeOther quiz:
Tenses › ViewI ______ (help) you with your homework after dinner.
A. help
B. will help
C. helped
D. am helping
Grammar - could / could not › View
Melih could _________ English when he was only seven years old.
A. speak
B. speaking
C. spoke
D. to speak
Verb Conjugation › ViewYesterday I _______ my juice.
A. drink
B. drank
C. drunk
D. dranken
Grammar › View
Call your parents ___ they will start to worry.
A. if only
B. otherwise
C. if so
D. in case