[ Grammar & Vocabulary ]
Read this sentence: Thomas Edison invented or improved over a thousand things, some of which we use every day. What does invented mean?
A. using scientific knowledge or tools to do something
B. created, designed, or built something that did not exist before
C. set up or done to make money
D. made a drawing of something

Random Topics:
Narrative TensesGrammar and SyntaxComparative and Superlative AdjectivePresent Perfect Negative and InterrogativeSubordinating ConjunctionsConditionals / Unreal PastGrammar - Future ActionDefinite and Zero ArticleWorld Literature VocabularyPresent / Future / Present Progressive / non Action VerbsOther quiz:
Phrasal Verbs › ViewI wanted to use my computer at the airport, so I looked for a place to ___ in my computer.
A. plug
B. fill
C. plugged
D. fit
Tenses › View
Conjugate the verb ‘to eat’ in the present tense for the pronoun ‘I’.
A. I eat
B. I eated
C. I eating
D. I eats
