综合填空The Mercury is the closest planet to the Sun..It is also

综合填空
The Mercury is the closest planet to the Sun..It is also near to the E__1__.People can s__2__it from the Earth just before the Sun goes up ang down.
Because the planet is c___3___to the Sun,the daytime t___4__on the Mercury is over 400℃.But the Mercury can't hold air,so at n__5__,the temperature downs to-170℃.
On the mercury you will not weigh as much as you do on the Earth ,That‘s not b__6__ you will lose weight there,but the Mercury is smaller and has less gravity t___7__ the Earth ,I___8__you weigh 50kg on the Earth you will weigh only about 19kg on the Mercury.
There are m__9__ meteorite craters on the Mercury,The Mercury is a dead planet with no air and no volcanic activity ,so it will keep craters all the t___10__.