[ Vocabulary ]
We need to use sources of ___ which are environmentally friendly.
A. energy
B. products
Select your answer:

Random Topics:
Past ModalsSpeculation with Modal VerbsModal Auxiliaries and To Be VerbsPast Perfect SimpleSubordinating ConjunctionAdjective & AdverbConjunctive AdverbModal RequestsModal Verbs for DeductionModals of ProhibitionOther quiz:
Tenses and Food › ViewIdentify the sentence in the present simple tense.
A. I am reading a book.
B. She will call you later.
C. He drinks coffee every morning.
D. They were playing soccer.
Dependent Prepositions › View
Don’t compare yourself _____ your siblings. You’re too different.
A. about
B. of
C. with
D. on
