[ Grammar ]
Choose the correct verb form: 20 percent of the work (has/have) been done.
A. has
B. have
C. had
D. having

Random Topics:
Passive Voice Present SimpleGrammar Pronoun and Singular Plural NounGerunds and Modalsgoing toNounSimple Past - Irregular VerbsPast SimpleBare Infinitive and To InfinitiveVerbal and Appositive PhrasesPronouns and QuantifiersOther quiz:
Conjunctions › ViewAaron missed a test when he was absent, __ he took it the next day.
A. yet
B. so
C. or
D. but
Grammar › View
Which word is a verb?
A. desk
B. blue
C. tree
D. throw
Grammar › ViewShe…..to Michael before because she was too shy to start a conversation
A. hadn’t spoken
B. hadn’t spoke
C. had spoken
D. hadn’t speak
Present Tenses › View
But look! Today she (go) ………. by bike.
A. goes
B. is going
C. go
D. are going
