——What a day!It's mining again.We can't go hiking tomorrow.
——What a day!It's mining again.We can't go hiking tomorrow. ——Don't worry.It won't ___ long. A drop B rain C go D last 为什么为D? ——How much ___ this pair of trousers? ——Ten dollars ___ enough. A are,is B is,are C are,are D is,is 为什么为D?