[ Grammar ]
He was making a sandwich in the kitchen………he saw a big gecko.
A. when
B. while

Random Topics:
Subject-Verb AgreementPassive VoicesPresent Progressive TenseTypes of SentencesVerb, Object, PrepositionAdjectivesTOEFLProgressive Verb TensesFirst & Second ConditionalAdjectives and comparisonsOther quiz:
Idioms › ViewI’m looking ___ to visiting my relatives in California.
a. for
b. forward
c. up
Prepositions › View
Your computer is far superior ____ mine.
A. at
B. on
C. to
D. in
Past Progressive Tense › ViewThe dog………………. barking.
A. were
B. was
Vocabulary › View
What is the meaning of “Perilous”?
A. Safe
B. Dangerous
C. Calm
D. Secure
