Restate the following sentence: We ought to do all we can to reduce air pollution.
A. We are all trying as much as we can not to increase air pollution.
B. We should do our best to protect the environment from harmful gases.

Random Topics:
Adverb of Frequency and TensesWord FormationConnectorsInfinitive and GerundsPresent Perfect Negative and InterrogativeGrammar - could / could notRelative Clauses and Past PerfectQuantifiersGender and GrammarFuture Perfect TenseOther quiz:
Present Continuous › ViewWe _____________________to the pop music at the moment.
A. listen
B. am listening
C. are listening
D. is listening
Modals of Advice › View
Choose the best answer
Your salary is very low.
A. You should search for a new job.
B. You shouldn’t search for a new job.
C. You could search for a new job.
D. You couldn’t search for a new job.
Articles › ViewWe don’t keep in … touch at … present and I miss him at …times.
A. -, the, the
B. the, the, the
C. a, the, a
D. -, the, –
Article › View
Which article should be used before the word ‘elephant’ in this sentence: ‘I saw ___ elephant at the zoo.’
A. some
B. a
C. an
D. the
