[ Articles with Substances ]
What ___ metal is the ring made of?
A. a
B. an
C. the
D. —

Random Topics:
Modals of ProhibitionVerb to beDependent PrepositionsConditionalsModals of ProbabilityParts of Speech and Compound SentencesModal, Causative Verb & Elliptical Structure�Put� Phrasal VerbTransition WordsVerb & GrammarOther quiz:
Modal Verbs › ViewCareful! It ____ be a good idea to wake up a sleeping dog.
A. might
B. might not
Conjunctions › View
We arrived early, ________ we got the best seats.
A. so
B. as far as
C. although
D. even though
Conditional Sentences › ViewIf he _______ a word, he looks it up in his dictionary.
A. doesn’t know
B. knows
C. don’t know
D. won’t know
Present Perfect and Simple Past Tense › View
The local residents ___ about the rubbish dump many times to the authority, still no actions were taken.
A. are complaining
B. have complained
C. complains
D. complained