THE CORRECT FORM IS:
A. When water reaches 100ºC, It boils
B. If water reache 100ºC, It boil
C. If water reaches 100ºC, It boils
D. When water reache 100ºC, It boils

Random Topics:
Time ExpressionsVocabulary and Verb TensesVerb Tenses and UsageSimple Past Tense and Present Continuous TenseConjunctivesAbilityQuantifiers, Countable and Uncountable NounsModals "Should"Phrases and ClausesPresent/Future/Past Simple/Present PerfectOther quiz:
Verb Patterns › ViewWe appreciate you __________ your insights during the meeting.
A. sharing
B. share
C. to share
D. shared
Adverb Clauses › View
He will go to the shop if the class finishes early.
Which best describes the adverb clause?
A. Adverb clause of time
B. Adverb clause of condition
C. Adverb clause of place
D. Adverb clause of purpose
Grammar › ViewWhich level 1 analysis is correct for the following sentence?
Will you plant a rose garden?
A. V N V ADJ N N
B. V PN V ADJ ADJ N
C. V PN V ADJ N N
D. V N N ADJ NN
Grammar › View
Noun phrases – Select the correct option
All the kids were sleeping.
_____
A. All the kids
B. sleeping
C. kids were sleeping
D. kids