[ Present Perfect Continuous Tense ]
_____a contract last year and it is still valid.
A. We have signed
B. We signed
C. We haven’t signed
D. We have sign

Random Topics:
Present Simple Tense PassiveHomophonesGrammar AssessmentPast Simple vs Past ContinuousBasic TensesBASIC GRAMMAR - PRONOUNSArticles & Compound NounsPronouns/ Present TenseQuestion WordsModal Auxiliaries and To Be VerbsOther quiz:
Grammar › ViewWhat day is today ?
A. It’s January.
B. It’s Monday.
C. It’s spring.
D. It’s sunny.
Grammar › View
They ……… very diligent students.
A. is
B. are
C. am
D. were