[ Grammar ]
The increase in ………………………. gases in the Earth’s atmosphere worries many scientists since it contributes to climate change.
A. global
B. greenhouse
C. labour
D. inflation

Random Topics:
Conditional Sentence Type 1Present or Past TensesGerunds & Infinitives + VocabularySubordinating ConjunctionsPrepositional PhrasesPrepositions after Verbs and AdjectiveGrammar - help/have/let/makePast or Present Verb TenseFirst ConditionalSentence TransformationOther quiz:
Grammar › ViewWhich one is not a noun?
A. Book
B. Run
C. Dog
D. Table
Tenses › View
I ………………….. anything from her for a long time.
A. didn’t hear
B. am not hearing
C. haven’t heard
D. don’t hear
Modal Verbs › ViewExcuse me, _____ you please pass the salt?
A. Must
B. Could
C. Will
D. May
Adverbs of Time and Place › View
What adverb is used in the sentence “She arrived just in time for the party.”?
A. Quickly
B. Just
C. Yesterday
D. Always
