[ Present Tenses ]
A scientist ………already (discover) ……….a new species of jellyfish.
A. have, discovered
B. has, discovered
C. does, discovered
D. discovering
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and, so, but, becauseModal and Modal PerfectVerbsVocabulary and Modal VerbsSimple Present Tense vs Present Continuous TensePresent Tense vs Present ContinuousSubjective and Objective PronounFrequencyPast Continuous vs Past SimpleCompliment, Congratulation, and HopeOther quiz:
Grammar › ViewOther jazz musicians praised the album’s ____________.
A. Strikingly original solos
B. Strikingly-original solos
Modals, Conditionals, and Clauses- Defining, Non-defining › View
While preparing for a bike ride, Emma notes, “You need to to wear a helmet for safety.” Which option correctly corrects the sentence?
A. need to to wear
B. need wear
C. need to wear
D. need wearing