[ Vocabulary and Grammar ]
We called the forest guard unit ____ we saw the bush fire.
A. as soon as
B. while
C. until

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Modal PerfectConjunction: Because and SoReflexive Pronouns & Modal VerbsSimple Past Tense and Past Perfect TenseModal Auxiliary-Ing and Infinitive Verb PatternsUsed to - Would - TensesVerb and PrepositionPrepotitionsPersonificationOther quiz:
Grammar › ViewIn a formal interview, it is essential to maintain good eye with the interviewers.
A. link
B. connection
C. touch
D. contact
Quantifiers › View
There is ______________ milk in this bottle.
A. a few
B. a little