[ Vocabulary and Grammar ]
Coal power stations ________ sulfur dioxide into the surrounding air.
A. release
B. reduce
C. avoid

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Vocabulary and Idiomswill, be going to, would like toSentences and Non SentencesAdverbial Clause of MannerAspect or tenses of VerbsGrammar - either...or, neither...norTenses & PrepositionRelative Pronouns with PrepositionsConditional Sentences Type 1TOEFL Adjective and AdverbOther quiz:
Subject and Verbs Agreement › ViewFifty percent of the milk ____ sold since yesterday morning.
A. was
B. were
C. has been
D. have been
Grammar › View
Hi, Jim. I’m not ____ good with computers. Can you help me?
A. have
B. very
C. was
Some vs. Any › ViewCould I have __ oranges, please ?
a. some
b. any
Prepositions › View
It’s time to sit down because ____ on the table.
A. Dinners’
B. Dinner’s
C. Dinners’s
