[ Vocabulary and Grammar ]
We must not __________ the river by dumping dirty dishwater into it.
A. polluted
B. pollute
C. pollutes
D. polluting

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Simple Past Tense (was/were)Progressive TensePoetryPresent Perfect and Past SimplePast and Present TensesCoordinating Conjunctions and Comparative AdjectivesConjunctions, Interjections and Sentence TypePresent TensesAdjective or AdverbPast Simple - Present PerfectOther quiz:
Grammar › ViewLook at this picture. These are my nieces. … names are Cristina and Laura.
A. Them
B. Their
C. Theirs
Grammar › View
What is a conjunction?
A. a describing word
B. a sentence
C. a word used to connect clauses or sentences
D. a descriptive word
Idioms › ViewHe only likes doing jobs where he can make an easy profit.
a. a quick buck
b. a quote
c. a queen
Grammar › View
The final match will be held…….. India and Australia
A. Between
B. Among
