A/ AN___________ IS A PERSON WHO IS TRAINED FOR TRAVELLING IN A SPA...

Lớp 11 Tiếng Anh DE THI VA DAP AN_ANH 11-DE THI HKII HE 7 NAM

5. A/ An___________ is a person who is trained for travelling in a spacecraft.A. astronaut B. scientist C. engineer D. technician