8个句子的语序打乱了，请思辨后，选出排列得体的一项（ ）①文学是艰苦的事②我希望读者从这粗枝大叶的讨论中③你不能懒，不能粗心④可以领略运用文字所应有的谨严精神⑤不能受一时兴会所生的幻觉迷惑而轻易自满⑥只有刻苦自励，推陈出新⑦你才会逐渐达到艺术的美⑧时时求思想情感和语言的精练与吻合

Thank you for all your hard work last week.I don’t think we ______ it without you.

Only when I left home to go to college ___ how much my mother had done for me.

Look! It be David in the classroom.—It be him. Because I saw him in the library a moment ago.

Pater is ______ university student and he comes from ______ island in France.