[ Adverbs ]
Toxic gasses are being released into the air ____________ petrol cars.
A. because
B. because of

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Transition WordsPast Perfect and Past Perfect Continuous TensePast Simple VerbsAdverbs, Infinitives, Definite ArticleUnreal Uses of Past TensesPresent Continuous TenseQuantifies and Modals of DeductionTAG QuestionsPassivisationDaily Routines & TensesOther quiz:
Conjunction › ViewJohn lost his job__________ he is lazy.
A. But
B. because
C. So
D. Although
Grammar › View
The __________ scientist continued his research despite the challenges.
A. passionate
B. determined
C. primitive
D. persistent
Grammar › ViewWhat vivid verb would best replace the verb in the sentence? The dog ran to their friend at doggie daycare.
A. crawled
B. sprinted
C. walked
Present Tenses › View
Companies normally ……… laptops to their staff working from home.
A. are not giving
B. doesn’t give
C. gives
D. give