The mars-500 test will take about 520

The mars-500 test will take about 520 The Mars-500 test will take about 520 days.___ I hope it goes well.为什么要填good luck Scientis say that the Mars-500 test will take about 520 days______they(1)-Scientis say that the Mars-500 test will take about 520 days______they perform the task during the real mission-Good luck.I hope it goes well.A.after B.before C.since D.as(2)-I on the Mars 还是on Mars The planet Mars appears red. Mars前是否加the THE CASE FOR MARS怎么样 英语翻译Chinese space lover Wang Yuan has been chosen as one of the volunteers for the Mars-500 test project._____71______ Another five volunteers are all space lovers.They are three Russians,an Italy-Colombian and a Frenchman.They will feel what the lazy song-bruno mars 歌词 Mars前面为什么不加the the sun,the earth,the moon,Mars为什么Mars 前不加定冠词the 英语翻译That deeper ice and the water itself will be cautiously sampled in a later expedition that will test techniques that may one day be used on Mars.主要是：cautiously sampled the color of mars changes with the plants growing on mars 翻译 In 2000,the Mars Global Surveyor photographed cracks on the surface of Mars. stand the test of take the test造句 fall in the test take the test later