[ Grammar ]
When we ____ (heat) water to 100 degree Celsius, it ____ (boil)
A. heat/boil
B. heats/boil
C. heat/boils
D. heats/boils

Random Topics:
How many / How much - Is there / Are thereCompound AdjectivesNoun QuantifiersSecond ConditionalAdjective & AdverbGrammar - some / anyIndefinite PronounsPassive Voice & TensesGrammar PhrasesRelative Pronoun/AdverbsOther quiz:
Grammar & Vocabulary › ViewEven though it is weekend, he prefers_____books at home to_____out with friends.
A. read/ hang
B. reads/ hangs
C. reading/ hanging
D. to read/ to hang
Simple Past Tense › View
Dinosaurs_____ one of the most well known extinct animals, it’s believed their extinction ____ caused by the impact of a meteor and/or multiple volcanic eruptions
A. are – was
B. were – is
C. were -was
D. are – is
Adverb of Frequency › ViewHe………………………. when he wake up.
A. is hungry always
B. is always hungry
C. always is hungry
Vocabulary › View
The plane arrived on_____.
A. situation
B. routine
C. schedule
D. resident
