1. it was so small and narrow that we had to be careful to keep our balance. 贡多拉又窄又小，我们不得不十分小心才能保持平衡。《句法分析》这是一个so …..that 句型构成的复合句，that引导的是结果状语从句。 (1)be careful to do 做事小心。当心，不要把书弄皱了。 ________________ (2)keep one’s balance 保持平衡。在冰上保持平衡不容易的。 2.whenever i think of this trip ,a smile will appear on my face .每当我想起这次旅行，我的脸上
