[ Grammar ]
These chemicals will explode if you ________ them.
A. mix
B. ‘ll mix
C. mixing

Random Topics:
Modals TensesModals and VocabularyGrammar - Present PerfectTypes of Sentence StructuresUncountable NounsDefinite and Indefinite ArticlesConjunctions and PrepositionsCommon & Proper NounsPhrasal Verb Put & Goduring, for, whileOther quiz:
Pronouns › ViewWe brought our books, but they forgot _____.
A. mine
B. their
C. our
D. theirs
Give, do and make › View
It is too late to repair some of the damage ………. to the environment.
A. given
B. made
C. done
