[ Grammar ]
Ecotourism is a form of sustainable travel that supports the local environment instead of putting more pressure ____ it and exploiting its resources.
A. to
B. for
C. on
D. at

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Grammar-Verbs & Nouns Singular, Plural, GenderClauses and ConjunctionsThe First Conditional (if/unless)Simple Present Tense/be/Present ProgessiveTake or PutSimple Present Tense vs Present Continuous TenseTenses & AffixesPresent Simple & Present Progressive TenseConditional 0Because of & Inspite ofOther quiz:
Articles › ViewWhy didn’t you keep it in … secret?
A. the
B. an
C. a
D. –
Grammar › View
In questions, the subject is the person, place, thing, or idea that is being asked about. What is the subject of the question? Who is the president of the United States?
A. The president of the United States
B. Who
C. The United States
D. Is
Phrasal Verb › ViewWe‘ve just put ______ a new heating system.
A. on
B. in
C. out
Grammar › View
I ___________ study for exams.
A. don’t
B. doesn’t
