Topics: Grammar & Vocabulary
Every month, scientists … new gadgets to help us with our daily life.
A. estimate
B. involve –
C. invent
D. experiment
Select your answer:

Random Topics:
Modal RequestsFuture PlansNoun PhraseNouns and Their FormsModals and PrepositionComparative and Superlative AdjectiveSimple Future - PassiveModal AuxiliaryActive-Passive VoicesGrammar Pronoun and Singular Plural NounOther quiz:
Grammar › ViewFill in the blank: The plural form of ‘book’ is ________.
A. books
B. bookes
C. bookz
D. bookies
Vocabulary › View
Mr. Gorelick ___ when students have questions but don’t ask them.
A. Abhors
B. Adjourn
C. Apprehend
D. Banal
