[ Grammar ]
The polar ice caps ________ are melting at an alarming rate contribute to the rise in sea levels.
A. who
B. whose
C. that
D. which

Random Topics:
So - Too - Either - NeitherCountable Vs Uncountable NounsConjunctions - ConnectorsModals for Necessity and SuggestionsTransitional Phrases and ConjunctionsPresent Perfect vs Past Simple TenseVerbs + Infinitives / GerundsSuch...that, so ......thatMixed Present TensesProgressive Verb TensesOther quiz:
Grammar › ViewHelmets must ________________ past this point.
A. wear
B. be worn
C. are worn
Vocabulary › View
Your ___ of what happened is different from mine.
A. idea
B. content
C. version
D. guess
Word Form & Verb Tense › ViewIn 21st century, scientists continue to look for new ways _____ serious disease and slow down the ageing process
A. to treat
B. treat
C. treatment
D. treated
Quantifiers › View
Is there ___________ water in the bottle?
A. some
B. any
