[ Grammar ]
While you _______ on the phone, I heard a noise from the room.
A. were talking
B. have talked
C. will talk
D. talk

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WishesPast simple vs Present perfectGerund & InfinitivesPerfect TenseVocabulary Spelling GrammarGrammar (want to/ need to/ have to)Conjunctions and CommasCountable and UncountableLinking Verbs & Helping VerbsInfinitives and ING FormsOther quiz:
Grammar › ViewMimi wanted to know if he _________.
A. was going to the cinema
B. went to the cinema
C. goes to the cinema
D. had gone to the cinema
Vocabulary › View
fossil fuel; solid energy resource produced from plant remains
A. coal
B. oil
C. natural gas
D. nuclear energy
E. renewable resource