Grammar Quiz

[ Grammar ]

The tetracyclines, _____ antibiotics, are used to treat infections.

A. are a family of

B. being a family

C. a family of

D. their family is

Select your answer:
         


Random Topics:

Passive Voice, Modals of Deduction and First ConditionalModal Verbs & Perfect InfinitiveTenses and StructureSimple Present and Present Continuous TenseModals of ObligationVerb Forms and PrepositionsSimple Past vs Past Continuous TenseConditional Sentences and AdverbsGrammar : Must (Necessity)Passive Voice and Modals

Other quiz:

Passive Voice › View

Somebody has robbed the bank.

A. The bank has been robbed.

B. The bank is been robbed.

C. The bank have been robbed.


Antonyms › View

To abandon; to scap, junk

A. Efface
B. Salvage
C. Deadlock