21.   The cosmonauts have a busy schedule for the next few days before the Spektr arrives.

22.   The cosmonauts will have to don their bulky, pressurized spacesuits, unseal the Spektr and climb through a small hatch to get into the module.

23.   The cosmonauts will have to open the airless Spektr module and reattach power cables that had to be disconnected after the crash, which ruptured the module.

24.   The four men were conducting the exercises because some former Soviet cosmonauts had trouble with emergency landings of their re-entry vehicles, Interfax said.

25.   Whenever the complex repairs are carried out, a cosmonaut will have to don a spacesuit to venture into the sealed Spektr.

26.   At one point, the two cosmonauts had to use their safety belts to tie the problematic battery to the Mir, ITAR-TASS news agency reported.

27.   The two cosmonauts had special words of welcome for their new roommate.