课文句子背诵：写在二卷答题纸相应位置上，写在其他地方该题不得分（共10分）(每空一词)
81. So whether life will continue on the earth for millions of years ①____ _____ will depend on whether this problem can be ② _______.
82.The universe began with a “Big Bang” that threw matter ③_____ ______ ________.
83. She is ④______ a busy life but she says : Once I stop, it all comes ⑤_______ ________ and I remember the chimps in laboratories.
84. ⑥_________ reading made me realize that it was hard work and determination as well as her
⑦_______ ________ that got her into medical school.
85. They went through a ⑧________ province and saw farms that ⑨ _________thousands of acres.
After dinner, they were back in an ⑩_______ area , the busy port city of Thunder Bay at the top of the Great Lakes.
1. to follow 2. solved in all directions leading 5. crowding in Further 7. gentle nature wheat-growing 9. coverd 10. urban
