The number of inhabitants on the planet ____ arriving at unsustainable levels as it confronts deficiency of assets like water, fuel and food.
C. have been
D. had been
Select your answer:
Independent vs. Subordinate Clause Direct vs. Indirect SpeechHomonyms Grammar-Present Continuous-Sentence MakingPrepositions - ConjunctionsKinds of NounsPast Perfect and Past Perfect ContinuousInfinitive FormsConditional Sentence Type 1
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Young people in —– Europe are strongly influenced by American culture
Present Perfect Tense › View
They have paid the bill.
The interrogative form of the sentence above is ….
A. Have they paid the bill?
B. Has they paid the bill?
C. Have paid they the bill?
D. Has paid they the bill?
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