[ Grammar ]
After the physics lesson, the children know that water ____ at 100 degrees C.
A. will boil
B. is boiling
C. boils
D. boil

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Present Perfect SimplePersonal & Possessive PronounsRelative Pronouns and AdverbsGrammar - Wh QuestionsSentence StructurePassive Voice - Present ContinuousAdverbial Clauses of Manner and ResultPast Progressive TenseLinking Verbs and TensesThings in EnglishOther quiz:
Simple and Compound Sentences › ViewI want some cereal, ________ the box is empty.
A. or
B. but
Simple Tenses › View
Which is correct for Simple Past Tense? “They ___ home early last night.”
A. comes
B. coming
C. come
D. came
Grammar › ViewWhich is a common noun?
A. dog
B. Mr. Smith
C. Frog Creek
D. Sally
Past Continuous › View
I was following her when suddenly she ________.
A. stops
B. was stopping
C. stopped
D. stop
