I (know) his mother since I (be) 5 years old because she was my neighbor.
A. have known – be
B. have known – was
C. knew – was
D. knew – were

Random Topics:
Past TensesFuture - will / going to / present continuousGrammar and IdiomsPossesive Pronouns and Modals of AbilityCan, Could, May, MightComparison & Modal Verbs in Passive VoiceMixed GrammarVerbs and Possessive AdjectiveModals, Phrasal Verbs, Gerunds and InfinitivesPrepositions of Time & PlaceOther quiz:
Verb Tenses › ViewI ___________ an interesting book at the moment. I’ll give it to you when I’ve finished.
A. reads
B. is reading
C. am reading
D. read
Grammar › View
I’m sure they attend the spectacular night show and…..
A. my sister is too
B. my sister does so
C. so did my sister
D. so does my sister
Grammar and Vocabulary › ViewYou don’t have much to encode: there are not many customers.
A. You don’t have much to encode: there are not much customers.
B. You don’t have much to encode: there are not few customers.
Modal Verbs › View
Find a similar sentence:
My parents made it obligatory for me to stay home on weekdays.
A. I can’t stay home on weekdays.
B. I should stay home on weekdays.
C. I have to stay home on weekdays.
D. I’m able to stay home on weekdays.
