[ Conditional Sentences ]
many birds will suffer_____ sea levels continue to rise
A. if
B. unless

Random Topics:
Simple Past TenseGrammar - QuantiflierPast Perfect Tense and Past TenseArticles with Proper NounsConjunctive Adverbs and PunctuationSuperlative & Comparative AdverbsConjunctions, Interjections and DeterminersIndefinite and Definite ArticlesComparison Degree & GerundsPast PerfectOther quiz:
Grammar › ViewMy father was dancing when he _______ and fall in the floor
A. were slipping
B. was slipping
C. slipping
D. slipped
Idioms › View
He’s very talented when it comes to computers.
a. a worm
b. a whiz
c. a wood
Please get me _________ black shoes outside the house.
A. this
B. that
C. these
D. those
-ing / Infinitive › View
I really feel like … something on Netflix
A. to watch
B. watching
C. watch