[ Tenses ]
. By next month, they __________ each other for a decade.
A. have known
B. had known
C. will have known

Random Topics:
Present Perfect or Past Simple TenseAdjectives and AdverbsThe Simple Present TenseWorld Literature VocabularyHabitual and Continuous TensesNoun, Verb, AdjectivePresent, Past, Present Perfect and ComparativeConditional Sentence 0, 1Conditional Sentences Type 1Prepositions of Location, Movement and TimeOther quiz:
Modals of Obligation › ViewTeachers _______________ check their social networks while they are teaching. They will get in trouble!
A. can
B. should
C. don’t have to
D. can’t
Grammar › View
Which sentence uses ‘whose’ correctly?
A. Whose book is this?
B. Whose are you doing?
C. Whose is the time?
D. Whom are you talking to?
Question Tag › ViewAll is well,…..?
A. isn’t they
B. isn’t it
C. aren’t they
Grammar › View
Choose the correct verb from the choices.
All of the music (were, was) classical.
A. was
B. were
