The increase in .......................... gases in the Earth's atmosphere worries ...

[ Grammar ]

The increase in …………………….. gases in the Earth’s atmosphere worries many scientists.

A. global

B. consumer

C. greenhouse

D. import

Select your answer:

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Grammar - used to Present Perfect, Present Simple, Present Continuous Kinds of Sentences Simple Present Tense/be/Present Progessive Much, many, a lot of, a few, a little Vocabulary Countable & Uncountable Nouns Clause Markers TOEFL Grammar Present Perfect & Past Simple Tense

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Which question is correct?

A. How would you go about achieving those results?

B. What would you achieving would result?

C. How are results going to achieving those?

D. What are the results of the achieving about?

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Tomorrow I —- get up early; it’s my day off.

A. mustn’t

B. must

C. haven’t

D. don’t have to