[ Tenses ]
By the year 2030, they _____ (invent) a device for doing homework.
A. will have invented
B. will be inventing
C. will invent
D. are going to invent

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Possessive Nouns with Apostrophes and PronounsNoun, Quantifiers and SuffixesPast Simple vs Past ContinuousPrepositions of MovementPerfect TensePast PassiveDefinite and Indefinite ArticleActive vs. Passive VoiceAdjectives and comparisonsAction VerbOther quiz:
Grammar › ViewThere are so many decisions to ___.
a. do
b. make
Passive Voice › View
When ______ about the party?
A. were you told
B. have you been told
Adverbs, Prefixes, and Suffixes › ViewCHOOSE THE APPROPRIATE FORM OF THE ADVERB
Always dress …… when you go walking (comfortable)
A. comfortable
B. comfortably
Grammar › View
The grass looks wet because it _______________ .
A. has been raining
B. has rained
