[ Subject Verb Agreement ]
Oxygen Peroxide ___________ wounds.
A. cleans
B. clean
C. cleaned
D. has cleaned

Random Topics:
Grammar and Sentence StructureHelping and Linking VerbsVerbs with Prepositions and ConjunctionsProgressive TenseBare Infinitive and To InfinitiveConditional Sentence Type 3Perfect TenseAdverbial Clause of ConcessionThe Present Progressive TenseTo Infinitive or GerundOther quiz:
Past Tenses › ViewAlexander Graham Bell ____________ the telephone.
A. did invented
B. invented
C. was invented
Passive Voice › View
When ______ about the party?
A. were you told
B. have you been told
Subordinating Conjunctions › ViewRegular exercise is recommended __________ it helps you stay fit and healthy.
A. whether
B. although
C. until
D. because
Adjectives and Vocabulary › View
A word that describes a noun or a pronoun is …
A. noun
B. verb
C. adjective
D. preposition
