1)A All the inner moons circle the planet in counter-clockwise direction，that is，"opposite" of the hands of a clock． 再根据最后一段可以判断选A
2）D These are called“outer moons”．They circle in a clockwise motion．可以判断选D
3）A The numerals（numbers）tell the sequence，or order，in which the moons were found．这个能判断选A
4）B Jupiter's middle group of moons are at least 11，100，000 kilometers from the planet．由此判断选B
A，D, C, A
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