[ Grammar ]
We saw many beautiful birds ______ in the lake.
A. when we are fishing
B. while fishing
C. while fished
D. fishing

Random Topics:
Comparison and ModalsPassive Modals in Different TensesSpeech TensesVerbsPast Tense vs Future TenseModal Auxiliaries and To Be VerbsPronouns and AdverbsObject PronounsEs and SPresent Simple QuestionsOther quiz:
Grammar › ViewWhich is correct?
A. As someone who’s previously participated in an event for VSO, we thought you might like to join our expedition to the moon.
B. We thought that, as someone who’s previously participated in an event for VSO, you might like to join our expedition to the moon.
Second Conditional › View
Liam is always late, and he never remembers to do his homework. He is very _________________________.
A. unfair
B. irresponsible
C. untrustworthy
D. inconsiderate
Linkers and Conjunctions › ViewWe sat and waited for a taxi. __________, our parents were getting worried.
A. As soon as
B. While
C. Meanwhile
Subject-Verb Agreement › View
My parents _____ not allow me to use my phone during school days.
A. does
B. do
