[ Mixed Tenses ]
The burglar ______ quietly around the living room when he accidentally knocked over a vase.
A. is creeping
B. are creeping
C. was creeping
D. had crept

Random Topics:
Subjective and Objective PronounPast Simple Negative & QuestionsPassive Voice Present SimpleAdverb of Frequency and TensesGrammar ModalsSimple TensesTenses of VerbsAdverbial PhrasesParts of Speech and GrammarTenses PracticeOther quiz:
Continuous Tenses › ViewChoose the correct sentence that uses the past continuous tense.
A. He is reading a book all afternoon.
B. He was reading a book all afternoon.
C. He reads a book all afternoon.
D. He will be reading a book all afternoon.
Grammar › View
We’ve had an argument, so we ___ to each other right now.
A. don’t speak
B. aren’t speaking
Grammar › ViewYou are my friend, ……?
A. Aren’t you?
B. Aren’t I?
C. Do you?
Gerund or to Infinitive › View
I’m trying really hard ______ this text.
A. to understand
B. understand
C. understanding
D. understood