What does something being “invaluable” mean?
A. Invaluable means extremely valuable, useful or indispensable.
B. Invaluable indicates a lack of importance or significance.
C. Invaluable refers to something that is easily replaceable.
D. Invaluable means worthless or of no value.

Random Topics:
Articles & PrepositionConditional TensesGrammar - Be going toPrefixes SuffixesVocabulary and Verb TensesVerbs + Infinitives / GerundsPassive SentenceSimple Present Tense vs Present Continuous TenseTenses - Passive VoiceUse of Prepositions or ConjunctionsOther quiz:
Tenses › ViewThe sewage system ____ routine maintenance tomorrow.
A. will undergo
B. undergoes
C. undergoing
D. undergo
Grammar › View
He has not violated the law, but also he has escaped punishment.
A. Not only violated the law, but also he has escaped punishment
B. Not only violated the law, but also escaped punishment
C. Not only violated the law, but has escaped punishment
Vocabulary › Viewinfuriated
A. eminent
B. fabricate
C. gluttony
D. irate
E. pilfer
Modal Verbs › View
Which modal verb is used to express possibility in the sentence:
“She ________ be at home by now.”
A. must
B. can’t
C. may
D. should
