[ Grammar ]
The ozone layer is an invisible layer of protection around the planet that protects us ____ the sun’s harmful rays.
A. away with
B. from
C. under
D. out of

Random Topics:
Verbs, Tenses, and VocabularyGrammar and IdiomsTOEIC Tenses, VerbsPossessive Adjectives & Possessive PronounsPronouns and AntecedentsFuture Perfect ContinuousTo Infinitive or GerundDefinite, Indefinite and Zero ArticlesModal Verbs and PermissionPrepositionsOther quiz:
Present Perfect Tense › Viewthe children ….. their homework
A. have finished
B. has finished
C. have finish
D. has finished
Present Continuous › View
A: _______ is driving the car?
B: David is driving the car.
A. Who
B. Where
C. What
D. Why
Grammar › ViewExcuse me, can I borrow __________ dictionary?
A. your
B. yours
C. you
D. a
Conditional Sentences › View
If her team wins the championship, Grace will be very happy.
A. Zero Conditional
B. First Conditional
C. Second Conditional