[ Grammar ]
Which of the following is an uncountable noun?
A. sand
B. water
C. air
D. sugar

Random Topics:
Gerund, Participle, Infinitive, or AppositiveAdjectives & QuantifiersSubordinating ConjunctionsSubordinating Conjunctions and ClausesModal Verbs & Time PrepositionsConditionals 1,2,3Past simple - Irregular VerbsContrastive ConjunctionComplex SentencesReported SpeechOther quiz:
Grammar › View” Have you been married for long? ”
“Next summer, I ____ for ten years. ”
A. have been married
B. have been marrying
C. will have been married
D. will have been marrying
Future Tenses › View
I _____ this book for tonight’s classes.
A. am going to use
B. am using
Homonyms › ViewThe ball broke the window ___.
a. pain
b. pane
Abstract Noun vs Concrete Noun › View
computer
A. Concrete
B. Abstract