[ Grammar ]
_____ _______ is the term used to explain the impact of greenhouse gases (GHGs), released in the atmosphere as a result of direct or indirect activities of the humans.
A. Carbon neutral
B. Fossil fuel
C. Carbon emission
D. Carbon footprint

Random Topics:
NounsDegrees of AdjectivesPersonal & Possessive PronounsQuestion TagsModifiersVerb to haveConjunctions - Conjunctive AdverbsModals, Phrasal Verbs, Gerunds and InfinitivesMesopotamia VocabularyRelative Clauses and etcOther quiz:
Continuous Tense › ViewWhat … when you arrived?
A. are they doing
B. were they doing
C. was they doing
D. do they do
Vocabulary › View
We need to ………………. our goals carefully. If we don’t choose them well, we won’t be able achieve them.
A. protect
B. elect
C. select
D. object
Grammar › ViewA: Are you coming to the football game on Saturday?
B: No, it’s ………………. far away from where I live.
A. too
B. enough
Pronounciation and Grammar › View
This is my …………… house.
A. teacher
B. teachers
C. teacher’s
D. teacher’s
