[ Tenses ]
After he ______ in the environmental campaign, he stopped using plastic bags.
A. participates
B. has participated
C. had participated
D. will participate

Random Topics:
PrepositionGrammar Present Perfect (ever never)Subject Verb Agreement Irregular VerbWish SentenceGrammar - FragmentsInfinitive GerundThird ConditionalsAdverb ClausesPresent Perfect Tense and Simple Past TenseTenses, Determiners & Subject Verb AgreementOther quiz:
Vocabulary › View(v.) to move backward
A. regress
B. garner
C. ambiance
D. hegira
Fragment, Comma Splice and Run -on Sentence › View
Cheered, clapped, and yelled.
A. complete sentence
B. sentence fragment
Subject-Verb Agreement › ViewThe committee found that all of the report ____helpful.
A. Was
B. Were
Subject Verb Agreement › View
The math teacher ____________things really well.
A. explain
B. explains
