1) You will need to learn Russian_____ you want to be able to control the Soyuz. a) if b) when c) so d) until 2) _______ you have completed basic and advanced training, you cannot go into space. a) when b) until c) if  d) before 3) You will need to get along well with your fellow astronauts _____ you will be spending lots of time with them in a confined space.si a) since b) before c) once d) when 4) ________ you fly the Soyuz, you will practise in something called a 'sim'. a) before b) when c) if d) since 5) Which conjunction is NOT a subordinate conjunction? a) since b) when c) or d) until 6) If the main clause comes at the start of the sentence, you need a comma. a) True b) False 7) You will sign the door of the Cosmonaut hotel ____ you leave. a) if b) when c) since d) once

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