[ Present Perfect Simple ]
The kids has put helmets on
A. Correct
B. Incorrect

Random Topics:
Conjunctive AdverbTOEIC Tenses, VerbsPrefixes SuffixesPresent SimpleSimple Future - WillPossessive Adjectives and Possessive PronounsInfinitive or GerundLinking VerbAdverbial Clause of Cause and EffectReporting VerbsOther quiz:
Grammar › ViewI’d like two tickets for tomorrow night.
A. How much did you pay?
B. Afternoon and evening.
C. I’ll just check for you.
Modal Verbs › View
They _______ been more careful with the fragile items.
A. would have
B. should have
C. must have
D. might have
Conjunctions › ViewIn the sentence ‘I will go to the store, for I need to buy milk’, what is ‘for’?
A. Preposition
B. Adverb
C. Coordinating conjunction
D. Subordinating conjunction
Vocabulary › View
What is the primary function of a hydrant?
A. To generate electricity
B. To record historical events
C. To provide water access
D. To synchronize activities