[ Tenses ]
Complete the sentence: How long __________ (you/wait) here?
A. had you been waiting
B. have you been waiting

Random Topics:
-ing / InfinitiveObject PronounSimple Past TenseQuantifies and Modals of DeductionWho vs WhomConjunctivesPossessive Nouns with Apostrophes and PronounsAdverbs, Prefixes, and SuffixesPronunciation and VocabularyComplex Sentences with Adverb ClausesOther quiz:
Conjunctions › ViewAlex caught the ball ___ he threw it to Tina.
A. yet
B. and
C. for
D. or
Grammar › View
_____ films about writers are so dull is that writers don‘t dress up to practice their craft.
A. Everybody says
B. One of the reasons
C. It is often claimed
D. Because
Grammar › ViewIs it sleeping?
A. Yes, it is.
B. Yes, he is.
Grammar › View
What are these?
A. These are plants.
B. These are balls.
C. These are books.
