[ Future Tenses ]
By the end of the month, they __________ for three weeks.
A. will be studying
B. have been studying
C. will have been studying
D. are studying

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Comperative and SuperlativeTransitive and Intransitive VerbTenses and ArticlesCausative VerbNeither/Either/All/NonePast and Past ContinuousRelative Clauses & Real ConditionalsThe Structural Types of SentencesComparatives and SuperlativesArticles and DemonstrativesOther quiz:
Past Tenses › ViewThe sentence They had been working for hours focuses on the result.
A. TRUE
B. FALSE
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Robert Ballard invented an underwater robot. Which ones are the nouns?
A. Robert Ballard, robot
B. Robert Ballard, underwater
C. invented, robot
D. Robert Ballard, invented
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A. Cheetah
B. Lion
C. Gazelle
D. Ostrich
E. Elephant
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The book wasn’t very good ,…………… ?
A. was the book
B. We’re it
C. Was it
D. Wasn’t it
