[ Grammar ]
A microscope is an instrument ________________ is used to magnify objects. Which word best completes the sentence?
A. that
B. who
C. whose
D. which

Random Topics:
Some & Anytoo / enoughParallelism and Subject Verb AgreementSimple Future - WillAbilityGrammar Present Perfect (ever never)as...as, comparatives, superlativesAdverbial ClauseNoun ClausesConjunctive AdverbsOther quiz:
Vocabulary & Grammar › ViewMongolian children learn to ride when they are __________ as three years old.
A. as young
B. younger
C. younger than
D. so young
Grammar › View
Identify the preposition.
Ram is going to the party now.
A. Ram
B. to
C. now
Modal Verbs › View. What is the purpose of using “Should/Ought to/Had better (not)” ?
A. For Advice
B. For Necessity
C. For Ability
D. For Polite Requests
Grammar: was/were › View
The dogs ______ barking at the strangers.
A. was
B. were
