[ Grammar ]
______ United States working on global warming?
A. Is
B. Are

Random Topics:
Verbs + Infinitives / GerundsRelative - ConditionalVerb Tenses and Subject Verb AgreementAdverbs and Adverbial PhrasesAdverbs or AdjectivesThe Future Simple TensePresent Simple x Present ContinuousHabitual and Continuous TensesVerb ConjugationGrammar and StructureOther quiz:
Vocabulary › Viewgreat happiness and exhilaration.
A. aversion
B. elation
C. hoist
D. pretentious
a, an, the, Zero Article › View
She didn’t bring …
- a umbrella
- an umbrella
- umbrella
Future Tenses › View
If you decide to come by this afternoon, don’t knock as I _______ in the back garden so I won’t hear you.
A. will probably be sitting
B. will sit
Tenses › View
John __________ (not like) studying English.
A. doesn’t like
B. didn’t like
