[ Present Perfect Tense ]
The scientist __________________ more than half of the liquid into the 2nd flask (container).
A. Has pouring
B. Have pour
C. Has poured
D. Has pour

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Prepositions and TensesModal Verbs and Contrastive ConjunctionsPast SimpleNouns as AdjectivesEnglish ArticlePresent, Past, Present Perfect and ComparativePresent Simple with Adverbs of FrequencyPerfect Tenses and VocabularyModals, Conditionals, and Clauses- Defining, Non-definingModal RequestsOther quiz:
Comparative Degree (Adjective) › ViewThe radio project was _____________ project of all.
A. The most great
B. The greater
C. The greatest
D. The great
E. The most greatest
Tenses › View
. Apply future perfect tense: By 2025, I (to complete) my degree.
A. By 2025, I have completed my degree.
B. By 2025, I had completed my degree.
C. By 2025, I will have completed my degree.
D. By 2025, I will complete my degree.
Fragment, Comma Splice and Run -on Sentence › ViewFell down the stairs.
A. complete sentence
B. sentence fragment
Grammar › View
If they ____(not) improve the bike lanes, people will continue to travel by bus or by car.
A. don’t
B. won’t
