[ Adverbial Clause / If / Comparatives ]
The first person to __________ the idea of nuclear fission was a Hungarian physicist named Leo Slizard.
A. go out with
B. catch up on
C. come up with
D. fill up with

Random Topics:
Noun and PronounStative Verbs and TensesIF CLAUSE-ed/-ing AdjectivesLanguage Features: Reflective ArticleSimple Tenses in EnglishVerb and PrepositionSecond ConditionalModal SpeculationHave GotOther quiz:
Grammar › ViewWe drove/ were driving to the airport when our car broke down.
A. drove
B. were driving
Past Simple - Present Perfect › View
Katty and I ____(go) to the cinema yesterday.
A. gone
B. went
C. goed
D. have gone
Prepositional Phrases › ViewWhat is the prepositional phrase in the sentence?
The dog followed her down the stairs.
A. the dog
B. down the stairs
C. followed her
D. her
Homonyms › View
The ___ and ice storms in Eastern Canada and the United States left many homes without power.
a. hail
b. hale
