[ Future Tense ]
They … the classroom by the end of the hour.
A. will have been leaving
B. will have left
C. will left

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Noun, Quantifiers and SuffixesAdverb and Noun ClausesQuestion Wordswill, be going to, would like toArticles A and AnComparative and Superlative AdverbsModal Verbs and Contrastive ConjunctionsWishesSuperlativesAdjectives and PrepositionsOther quiz:
Vocabulary › Viewa kind of fabric made from the fibers of the flax plant
A. ring
B. linen
Grammar › View
“Let the children play a little longer in the park. I can see that they ___________ so much fun,” said Mr Ang to his wife.
A. have
B. are having
C. were having
D. had been having