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:
Modal Verbs › View_____ I borrow your pen for a moment?
A. Must
B. May
Grammar › View
The Titanic is now an underwater shelter for marine life. It sank in 1912.
A. The Titanic, which sank in 1912, is now an underwater shelter for marine life.
B. The Titanic, that sank in 1912, is now an underwater shelter for marine life.
C. The Titanic, whose sank in 1912, is now an underwater shelter for marine life.
D. The Titanic, sank in 1912, is now an underwater shelter for marine life.
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