[ Tenses ]
Albert Einstein … the theory of relativity, which fundamentally changed our understanding of physics.
A. develop
B. develops
C. developed
D. will develop
E. is developing

Random Topics:
IF CLAUSEAdverbs and Adverbial PhrasesCausative VerbGrammar - some / anyAcademic Vocabulary-ed/-ing AdjectivesTransitive or Intransitive VerbsPronouns and AntecedentsSecond ConditionalsFirst & Second ConditionalOther quiz:
Grammar › ViewShe’s much better after her operation. She’ll _____ walk again soon
A. can
B. be able to
C. both are possible
Future Tenses › View
It is cold in here. I __________________ close the windows.
A. am going to
B. going to
C. will to
D. will
Vocabulary › ViewAfter proving that I was truly born on a different date, they agreed to ______my birth certificate.
A. daunt
B. wince
C. aghast
D. amend
Mixed General Quiz › View
It was foggy and I watched my friend move out of sight into the distance as he walked away.
a. toss
b. throw
c. disappear
d. pour
e. race
