I ___________ (hear) someone knocking on the door while I ___________ (watch) TV.
A. heard, was watching
B. heard, watched
C. was hearing, watched
D. heard, watches
Random Topics:
Comparatives and Past Perfect TenseFirst ConditionalPunctuationsPresent Perfect vs Past SimpleAdjectives & AdverbsPresent Tenses and VocabularyAsking & Giving OpinionConjunctionsSo Such Enough TooMiscellaneous Grammar UsagesOther quiz:
Analogy › Viewright : correct :: under : ______
A. below
B. under
C. beside
D. over
Adverbs of Frequency › View
She uses her toothbrush every day.
A. She sometimes brushes her teeth.
B. She brushes her teeth once a week.
C. She doesn’t brush her teeth.
D. She brushes her teeth every day.
Vocabulary › ViewMy mother spent the whole afternoon cleaning up the house. Now the house is ______.
A. potlessly clean
B. hopelessly clean
C. spotlessly clean
D. carelessly clean
Modals › View
We use _______ for prohibitions, whenever the law has something to do in it, written rules or to avoid things that can be dangerous.
A. may / might
B. can / could
C. must / mustn’t
D. should / shouldn’t