[ Tenses ]
The company _____ (operate) for fifty years by its anniversary.
A. had operated
B. will have been operating
C. have operates
D. had operation

Random Topics:
Past Simple VerbsPresent Perfect Negative and InterrogativePast Simple and ContinuousPRESENT SIMPLE vs PRESENT CONTINUOUS + QUANTTenses and StructuresInfinitive GerundModals for DeductionWish - beginnerGerundState Verbs and Action VerbsOther quiz:
Grammar › ViewHow does a regular verb form its past and past participle?
A. By adding -ed or -d to the present form
B. By changing the vowel in the middle
C. By adding -ing to the present form
D. By adding -s to the present form
Simple Past Tense › View
I … (study) lastnight.
A. study
B. studyed
C. studied
D. studying
Vocabulary & Grammar › ViewNaif has to get up__________because his work starts at 8:00 in the morning.
A. early
B. late
C. hard
Conjunctions › View
Sherly got part time job … she earns some pocket money
A. in order to
B. so that
C. for
