[ Verb Tenses ]
While he was writing to his friend, he __________a noise upstairs.
A. was hearing
B. had heard
C. heard
D. hears
Select your answer:

Random Topics:
Past and Future TensesSports VocabularyLinking Verbs and TensesQuantifiers and AdjectivesPassivisationPRESENT SIMPLE - CHILDRENPast Tense, Recount Text, and Future TenseGrammar and PrepositionsVerbs with Prepositions and ConjunctionsZero Conditional SentenceOther quiz:
Adjective › ViewDerek is ___ for his age.
a. big
b. old
Vocabulary and Grammar › View
In my new job, I … in charge of three projects.
A. was
B. am
C. have been
