[ Grammar ]
Everyone should act ______in order to protect our environment.
A. responsible
B. responsibility
C. responsibly
D. responsibilities

Random Topics:
Past Simple VS Used toPast Continues TenseTOEIC Tenses, VerbsPrepositions and TensesTransitive and Intransitive VerbIndefinite Article“Put” Phrasal VerbComplex SentencesAdverbial Clause of Cause and EffectCausative VerbOther quiz:
Phrasal Verb › ViewFazree …………. some money for his kid’s future.
A. set away
B. set up
C. set off
D. set aside
Verb Tenses › View
Which of these sentences support the generalization that many children like to play with building blocks?
A. Very few adults play with building blocks.
B. The second graders voted for their favorite toy, and building blocks won.
Grammar › ViewThe judge banged the gavel, and a hush fell instantly over the courtroom.
A. fragment
B. sentence
C. compound
D. run-on
Tenses › View
They    …       building the new wind farm yet.
A. haven’t finished
B. didn’t finished
C. have finishedÂ
D. finishedÂ
