[ Grammar ]
You must be careful when using those ___________ because they are very sharp.
A. knife
B. knifes
C. knive
D. knives
Select your answer:

Random Topics:
Modals VerbProgressive TenseAdjectivePresent Simple for Future ArrangementTenses and OpinionsGrammar AssessmentGrammar Error Correction (Simple Present Tense)Articles with SubstancesVerb Forms and TensesTenses (Present, Past, Future Forms)Other quiz:
Grammar › ViewWhat is the simple subject in the sentence?
My brother and his friends walked to the park yesterday.
___
A. brother
B. friends
C. park
D. brother and friends
Vocabulary › View
What does ‘take over’ mean?
A. to give up
B. to inherit
C. to abandon
D. to transfer
