问题描述:
I hope scientists _____(find)a cure for cancer
By the middle of this century ,more people _____(live)in cities than in the country
Ten years from now, people ______(wear)smart clothes
No one_______ever_______(live)on Mars
Humans ________(live)on another plants five billion years from now
A chinese astronaut ______(reach)Mars by 2050
By the middle of this century ,more people _____(live)in cities than in the country
Ten years from now, people ______(wear)smart clothes
No one_______ever_______(live)on Mars
Humans ________(live)on another plants five billion years from now
A chinese astronaut ______(reach)Mars by 2050
问题解答:
我来补答展开全文阅读