[ Modal Verbs ]
We ______ protect the environment if we continue treating the earth this way.
A. are permitted to
B. are not allowed to
C. are unlikely to
D. are required to

Random Topics:
Relative Clauses and Usageanother/the others/each other/one anotherGrammar - must & have toAuxiliary VerbsVerb Forms and PrepositionsMixed Present TensesIdentify The TensesGerundOn, At, ByTypes of Sentence StructuresOther quiz:
Grammar › ViewHe……..my friend.
He……. Rifqy.
A. is-are
B. is-is
C. are-are
D. are-is
Tenses › View
The next morning, I realised that someone ___________________ my new bike.
A. stolen
B. has stolen
C. have stolen
D. had stolen