求答案We can see that some people (wear)paper hats, paper dresses and even paper sWe (have)paper bags and paper boxes for a long time. We can see that some people (wear)paper hats, paper dresses and even paper shoes. It is said peop

求答案We can see that some people (wear)paper hats, paper dresses and even paper sWe (have)paper bags and paper boxes for a long time. We can see that some people (wear)paper hats, paper dresses and even paper shoes. It is said peop
求答案We can see that some people (wear)paper hats, paper dresses and even paper s
We (have)paper bags and paper boxes for a long time. We can see that some people (wear)paper hats, paper dresses and even paper shoes. It is said people (build)paper houses in a few years. Maybe at that time people will enjoy (live)in the paper houses

求答案We can see that some people (wear)paper hats, paper dresses and even paper sWe (have)paper bags and paper boxes for a long time. We can see that some people (wear)paper hats, paper dresses and even paper shoes. It is said peop
We (have had)paper bags and paper boxes for a long time.We can see that some people (wearing)paper hats,paper dresses and even paper shoes.It is said people (build)paper houses in a few years.Maybe at that time people will enjoy (living)in the paper houses
1for a long time 所以是已经有好久了 所以填写have had
2see 是一种状态 用ing
3it is said 据说 很多年以后 同动词原形build
4enjoy doing

1 have had
2 are wearing
3 will build
4 living

We (have had )paper bags and paper boxes for a long time. We can see that some people ( are wearing)paper hats, paper dresses and even paper shoes. It is said people ( will build)paper houses in a few years. Maybe at that time people will enjoy (living)in the paper houses

have had
wearing
built
living
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have had,wearing,would,living