[ Grammar ]
Water________ (boil) at 100 degrees Celsius
A. boils
B. is boiling
C. has boiled
D. has been boiling

Random Topics:
InfinitiveGrammar: Reported QuestionsPhrasal Verb With TakeDeterminers & QuantifiersExpressing Obligation and ModalsFuture Tense (will/be going to/p.continuous)Zero and First ConditionalsGrammar PhrasesAdjective / Noun + to InfinitiveGrammar - either...or, neither...norOther quiz:
General › ViewStudents who are late will not be allowed to enter the examination hall, __________ they?
A. are
B. will
C. won’t
D. aren’t
Modal Auxiliary Verbs › View
Which modal auxiliary verb is used to express permission in the present and future time, with ‘could’ being more formal than this modal?
A. Can
B. May
C. Must
D. Shall
Comparative - Superlative › ViewThe cheetah is the __________ animal in the world. (fast)
A. fast
B. most fast
C. fastest
D. more fast
Passive Voice › View
the cars / to repair (present tense)
Arrange into passive voice
A. The cars are repaired.
B. The cars is repaired
C. The cars were repaired
