[ Vocabulary ]
Factories must ensure not to ______ their products with harmful chemicals.
A. Intimation
B. Adulterate

Random Topics:
PersonificationDependent PrepositionsGerund vs InfinitiveTenses (Present, Past, Future Forms)Vocabulary and Phrasesso vs suchExpressing Obligation and ModalsPresent, Past and Future TenseHow many / How much - Is there / Are thereGerunds as objects of prepositionOther quiz:
Verb Tenses › View(Rain, it) …….. a lot in southern California right now?
A. it is raining
B. is it raining
C. it raining
Tenses › View
AI … more and more efficient.
A. are becoming
B. become
C. is becoming
D. will become
Grammar › ViewI can’t play the guitar ______ sing well.
A. or
B. and
C. but
Prepositions › View
I’ll see you ____ home when I get there.
A. in
B. by
C. at
