（1）What does the space hotel look like？
A.A star.
B.A heart.
C.A square.
（2）Why will the space hotel be environmentally friendly？
A.Because it'll save forests.B.Because it'll produce less waste.
C.Because it'll use solar energy.
（3）What can be used to communicate with people on Earth？
A.A telephone.
B.A computer.
C.A TV.