[ Grammar ]
What (you, do) ………..when you ………….(hear) that noise?
A. were you doing/ heard
B. you were doing / heard
C. you did/ heard
D. you did / were hearing

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Relative ClauseTenses - AuxiliariesTime ExpressionsFuture PassivePhrases and TensesNouns & PronounsPreference & Future TenseAdjectives Ed and IngAsking & Giving AttentionPresent Perfect vs Past SimpleOther quiz:
First Conditionals › ViewHow many parts does a First Conditional sentence have?
A. 2
B. 1
C. 3
D. 4
Grammar › View
I was studying for the test when my phone ……………
A. rang
B. will ring
C. was ringing
Preposition of Direction › ViewThe cat crawled ________ the sofa.
A. over
B. under
C. on
D. at
Grammar › View
Choose the correct verb from the choices.
The owner of the puppies (seems, seem) interested in finding them good homes.
A. seems
B. seem