[ Present Perfect vs Past Simple ]
A: Do you know where John is?
B: I … John this week.
A. have not seen
B. don’t know
C. didn’t know
D. haven’t saw
E. hasn’t seen

Random Topics:
Modals with Perfect InfinitivePast Progressive TenseVerb + Infinitive or GerundGrammar (Possessive Pronouns)Contractions and ConjunctionsSimple PresentPersonal pronouns + possessive adjectives + Introgative pronounsAdjectives, Adverbs, and PrepositionsPossessive Pronouns and Adjective PronounsPrepositions of Place and TimeOther quiz:
Adverb of Manners › ViewThe firemen run __________ to stop the fire.
A. Quick
B. Quickly
Verb Tenses and Modals › View
You ___ look at me when I am talking to you. What is the correct auxiliary verb to use?
A. could
B. shall
C. should
D. would
