[ Present Perfect Tense ]
Research ________ that cycling can help patients overcome their illnesses.
A. Showed
B. Has shown

Random Topics:
Regular Plural NounsDescribing WordsModals and TensesGrammar Error Correction (Simple Present Tense)Verbs and Subject Verb AgreementConjunctions and PrepositionEnglish ArticleGrammar - much, many, a lot ofVerb Present Simple TenseGrammar - Place and MovementOther quiz:
Modal Verbs › ViewYou _______ to them about it at all. I had told you it was a secret!
A. needn’t have to talk
B. should not have talked
C. didn’t have to talk
D. may not have talked
Grammar › View
I love the animal _______Enrique is holding
A. who
B. where
C. that
Pronouns, Sentence Structure, and Apostrophes › ViewI’m guessing that you _____________ will be responsible for fixing the damage.
A. Yourself
B. Myself
C. Itself
D. Himself
E. Herself
General Knowledge › View
Which is the language spoken by most people?
A. Answer of C&D
B. FRENCH
C. SPANISH
D. MANDARIN
E. NONE OF THE ABOVE
