[ Vocabulary & Grammar ]
We must protect the _____in order to preserve our heritage for future generations.
A. limestone
B. valley
C. ecosystem
D. original

Random Topics:
IdiomsArgumentative VocabularyFinite and Non-Finite VerbVerb + Infinitive or GerundTOEIC Grammar and Vocabulary ReviewArticle & PrepositionPhrasal VerbSimple Present vs Present ProgresiveIf ConditionalsSubject Verb Agreement and Coordinating ConjunctionsOther quiz:
Idioms › ViewTo “eat out” means ___.
a. to rot away
b. to eat in a restaurant
c. to eat everything
Present Continuous › View
They . . . always . . . too loudly (+)
A. am _ talking
B. is _ talking
C. are _ talking
Infinitive Gerund › ViewYou’ve never mentioned__________in Japan before.
A. to be
B. being
C. be
Antonyms › View
Once in a while
A. Request
B. Calm
C. Often
