[ Tenses ]
By next year, they … (develop) the software for five years.
A. develop
B. will have been developing
C. have developed
D. are developing

Random Topics:
Adjective ClausesReported Speech and TensesSimple Present and Present Continuous TensesDemonstrative Pronouns and Verb TensesAdjective SuffixesGrammar & VocabularyModals of Speculation and DeductionIndependent/Dependent Clauses & Relative ClausesSubject/Verb Agreement with Collective NounsVerbs, Tenses, and VocabularyOther quiz:
Modal Verbs › ViewShe ___ finish the report yesterday.
A. was able to
B. can
C. may
D. must
Grammar › View
Which word in this sentence is the ADJECTIVE?
The boy wore a blue shirt to school.
A. boy
B. wrote
C. blue
D. shirt
Grammar › ViewMy foot is hurt because last night I ….. and I fell.
A. jump
B. am jumping
C. jumped
Grammar › View
There _____ a table in my bedroom.
A. Isn’t
B. Don’t
C. Aren’t
D. Doesn’t
