[ Tenses - Present and Past ]
To preserve natural habitat, the government__________ (establish) six national parks so far.
A. established
B. establishes
C. has established
D. is establishing

Random Topics:
Simple vs Present Continuous TensesMiscellaneous Grammar UsagesEnglish MorphosyntaxAdjective ClausePast Simple and ContinuousPunctuating ClausesGerunds and InfitinitivesVerb to haveSubordinating Conjunctions and ClausesPaired ConjunctionOther quiz:
Future Perfect Continuous › ViewTomorrow I ____ (read) this book for 6 months!
A. will not have been reading
B. will have been reading
C. will had been reading
Adverbial Clause / If / Comparatives › View
_______ I came to England, I couldn’t speak a work of English.
A. Since
B. After
C. While
D. Before
Grammar › ViewIdentifying Phrases and Clauses: Jane needs to attend her friend’s birthday party.
A. Gerund Phrase
B. Infinitive Phrase
C. Participial Phrase
D. Appositive Phrase
Grammar - Nouns › View
Example of material nouns
A. gun
B. knowledge
C. silk
D. summer
