[ Conjunctions and Preposition ]
Water pollution can be harmful at / to fish and animals that live along the river.
A. at
B. to

Random Topics:
Conjunctions and TransitionsVerb PhraseGrammar Comma UsageSimple Past - Irregular VerbsGrammar and VocabularyAlthough, Though, In spite of, DespiteGerund & ParticipleWord Form & Verb TenseReported SpeechUnscramble SentenceOther quiz:
Grammar › View. If they ask him, he __________ help them.
A. will
B. would
C. could
D. may
E. can
Past Simple Tense › View
She ____ in love with her classmate
A. fall
B. falling
C. fell
Vocabulary › Viewlacking restraint
A. predispose
B. spurious
C. unbridled
Grammar › View
The lazy boy ______ his teeth everyday.
A do not brush
B did not brush
C does not brush
D has not brushed
