[ Tenses ]
John Deere ____ his business, which ____ tractors today, in the 19th century.
A. founded / produces
B. was founding / was producing
C. founds / produced
D. has founded / is producing

Random Topics:
Modal Verbs and Contrastive ConjunctionsComparativeTenses PracticeSo / Neither / Either / TooAdverb of TimeGrammar & VocabDefinite vs Zero Article Abstract NounsNo Excuse Words / Conjunction SOSimple Present - WH QuestionsModals of AdviceOther quiz:
Grammar › ViewPlease be quiet. I ____ (try) to concentrate on my math homework.
A. am trying
B. are trying
C. try
D. tries
Question Tag › View
Let’s go to the movie.
A. Shan’t we?
B. Shall we?
C. Will we?
Vocabulary & Grammar › ViewOn my laptop, I have a __________.
A. game
B. cell phone
Degrees of Comparison › View
I have no idea why he spoke … than before.
- more gently
- gently
- gentlier
