[ Grammar ]
Many islands are below _______ and only the concrete walls can prevent them from disappearance.
A. human activity
B. greenhouse gas
C. sea level
D. ice cap

Random Topics:
Verbs and AdverbsPassive Voice - Past SimpleModals of ProhibitionProgressive TensesAdjectives and PronounsTo infinitive - GerundHelping and Linking VerbsSimple Past vs Past Continuous TenseRequest with Modal VerbsModal Verbs and ConjuctionsOther quiz:
Grammar › ViewMr.Vieira is………….with introducing several changes that have helped Stacatti Stationery increase business.
A. scored
B. credited
C. agreed
D. relied
Coordinate Conjunction › View
Pat looked at the antique rocker, ________ she couldn’t afford to buy it.
A. And
B. But
C. Or
The latest news ——–that the criminal has been arrested.
A. is
B. are
Active & Passive › View
The window …………………….. .
A. was closed
B. close
