交通堵塞彻底打乱了我们的行程安排。

The traffic jam completely ___frustrated our travel schedule.

频繁的网络故障让我感到非常沮丧，因为我无法完成工作。

The frequent internet outages ___frustrated me because I couldn't get my work done.

恶劣的天气阻碍了我们的野餐计划。

The bad weather ___frustrated our picnic plans.