[ Verb Tenses ]
By 2025, scientists ______ (discover) more about Mars.
A. will have discovered
B. will have been discovering

Random Topics:
PronounPunctuationsPossessive Pronouns and QuantifiersModal RequestsGrammar Comma UsagePassive Voice & TensesVerb IdentificationPrepositions - ConjunctionsAdjective vs AdverbVerbal PhrasesOther quiz:
Vocabulary and Grammar › ViewWhat is the term for the verb in the sentence ‘My mother drives to work every day’?
A. Drive
B. Writes
C. Ate
D. Met
Passive Voice › View
They were interviewing her for the job.
She ________________ for the job.
A. was being interviewed
B. was interviewed
C. has been interviewed
Tenses › ViewI ______ my leg while skiing in France last winter.
A. broke
B. am breaking
C. break
D. have broken
Grammar › View
Everyone wants a cute, funny kitten, but adult cats often languish in shelters.
Languish means…
___
A. lacking vitality and growing weak
B. continuing with great force or intensity
