It is difficult ____the students _____ get to Yunnan.

Which skirt do you prefer, Lucy? — _______ I’m concerned, the purple one is better

Would you like _____ with me tomorrow –Yes,I’d like to.

下列对联中，最适合悬挂在“凤山书院”的一组是（1）几点梅花归笛孔；一湾流水入琴心。（2）扁舟一叶放中流，三里轻帆一望收。（3）凤山之阴兮芬芳蓄，凤山之阳兮景物昌。（4）风檐展书读，小院静生香。

____ succeed in doing anything .