[ Science ]
What is the level of nitrogen in the atmosphere of the Earth?
A. 70%
B. 15%
C. 7%
D. 5%
E. 2%
Select your answer:
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To Infinitive or Bare InfinitiveGrammar and PunctuationPast Continues TensePhrases & ClausesGrammar- Later/LatterMiscellaneous Grammar UsagesVerb 3 formsSimple Present and Past TensePast Simple and ContinuousOther quiz:
Present Perfect Tense › View“Would you like something to eat?’‘
“No, thank you. I ….. and I’m still full now.”
A. Had dinner
B. Have had dinner
C. Was dinner
D. Will dinner
Dependent Preposition › View
He made an insightful comment ____ the state of the economy during the debate.
A. on
B. at
C. with
D. for