根据短文的内容及首字母或音标提示写出文中所缺单词。What are the Chinese astronauts' lives like? Do they do the same things in s_46 as we do on Earth?
The answer is yes. They do most of the things we do on Earth. But they do something [ʌn' ju:ʒuəl] {#blank#}1{#/blank#}. When their ship reaches a certain area, they can see the sun go up and down every 45 minutes. And they can have fun, too. They can s{#blank#}2{#/blank#} some time watching movies and talking to their families. In this way they will n{#blank#}3{#/blank#} feel bored.
Of course, they will do exercise to make sure that they will not get {#blank#}4{#/blank#}[ wi:k]. Because we can't send a doctor up there!
When it's time for sleep, astronauts have to sleep in bags. They t{#blank#}5{#/blank#} themselves to the bags so that they will not float away in their sleep.
