[ Grammar ]
Choose the correct answer for the gap:
How long ___________ your colleagues or classmates?
A. have you known
B. have you been knowing

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as...as, comparatives, superlativesGrammar - QuantiflierSentence Adverbs & Third ConditionalVerbs & Phrasal VerbsHabitual and Continuous TensesParts of SpeechConjunctive AdverbsCan vs CouldWord Form & Verb TenseGrammar SuffixesOther quiz:
Adjective › ViewWhich is the usual order of adjectives?
a.There is a red horrible insect on your back.
b.There is a horrible red insect on your back.
Vocabulary and Grammar › View
….. great the view from the top of the mountain is!
A. What
B. So
C. How
D. Such
Mixed General Quiz › ViewHe had the boy ___ his car.
a. wash
b. washed
Verb Tenses › View
We ___ to get to the theater on time so we wouldn’t miss the beginning of the movie.
A. hurry
B. hurryed
C. hurried