[ Grammar ]
Yuri Gagarin was one of the pioneers of space _____.
A. exploration
B. explorer
C. exploring
D. explorers
Select your answer:

Random Topics:
VerbsQuantifies and Modals of DeductionGrammar and PrepositionsClauses of ReasonSentence Adverbs & Third ConditionalPresent Perfect, Present Simple, Present ContinuousConditional Sentences Type 1Nouns and QuantifiersGrammarModals of ProbabilityOther quiz:
Grammar › ViewWhat is the reported speech of ‘I will call you later’?
A. He/She said that he/she will call me later.
B. He/She said that he/she would call me later.
C. He/She said that I would call him/her later.
D. He/She said that he/she is calling me later.
Adjective › View
Do you like thick milkshakes?
A. Thick
B. Milkshakes
C. Like
