[ Grammar ]
We walked on tiptoe for fear of _____.
A. discover
B. discovering
C. being discovered
D. to be discovered

Random Topics:
Subject/Verb Agreement with Collective NounsTenses - Irregular VerbsPresent Perfect SimpleVerbsGrammar - Verb FormsNumbersPast Simple and Past ContinuousDefinite vs Zero Article Abstract NounsGrammarVocabulary and Verb TensesOther quiz:
Tenses › ViewI shall write a letter tomorrow.
A. Present Simple
B. Past Simple
C. Future Simple
D. Past Continuous
Subject Verb Agreement › View
The flock of birds ___ flying south for the winter.
A. is
B. are
C. were
D. have been
Question Tag › ViewNobody called, ________
A. do they?
B. didn’t they?
C. did they?
Grammar › View
Carol has to see a doctor, and you _____ , too.
A. have
B. do
C. had
D. are
