[ Present Tenses ]
Annie and I are old friends. We (know)…………each other for a long time.
A. knows
B. have known
C. has known
D. are knowing

Random Topics:
Mix-TensesPerfect ModalsWestern Europe CountriesInterjection & Prepositional PhrasesPronouns of QuantityApostrophe GrammarSimple Present and Present ContinuousModal VerbsPresent Perfect and Past SimplePast Simple TensesOther quiz:
Grammar › ViewMisha is tired. He (to want) to go home now.
A. wants
B. is wanting
C. are wanting
D. does want
Science › View
The science dealing with the occurrence and distribution of underground water.
A. Meteorology
B. Geomorphology
C. Hydrogeology
D. Sedimentology
I can’t wait to graduate high school and go to _____ university.
A. a
B. an
C. the
Subject Verb Agreement › View
He is one of those people who ______ too hard.
A. work
B. works
