Choose the correct answer for each question to show your understanding of space-related vocabulary, expressions, and usage.
 
1. Which idiom means something extremely rare?
2. What does the word experimental suggest in “experimental spacecraft”?
3. Find the error in this sentence: “The engineer piloted the meteor to the research station.”
Lai iesniegtu atbildi un redzētu rezultātus, Tev nepieciešams autorizēties. Lūdzu, ielogojies savā profilā vai reģistrējies portālā!