根据以上数据，技术人员分别借助甲、乙两种不同的回归模型，得到两个回归方程，方程甲： ${\widehat{y}}^{\left(1\right)}=\frac{4}{x}+1.1$ ，方程乙： ${\widehat{y}}^{\left(2\right)}=\frac{6.4}{x^2}+1.6$ .

当如图所示的手摇发电机大轮缓慢转动时，演示电流表的指针将（　　）

    There are three people in Yang Yang's family. They like different kinds of food. Yang Yang likes rice a lot. But she doesn't like chicken at all. Her father is from Shanxi. He doesn't like rice at all. He likes chicken and bread very much. Her mother is from Dalian. She doesn't like rice or bread at all. But she likes fish and vegetables a lot. They love each other and help each other.

近日，有家长投诉称，深圳某小学有老师在表现不好的学生脸上盖章以示批评。涉事老师称，该校有一项争优创先的活动，在具体实施过程当中，她个人考虑欠妥，将原本应该盖在本子上的印章用在学生脸上。这种明显的优差生区别对待的案例并不少见，甚至可以说层出不穷、花样百出。从“绿领巾”到“测智商”，从“穿红色校服”到“差生缴纳押金”，从“三色作业本”到“蓝印章”……这种所谓“创新”的做法披上“以资激励”的外衣，堂而皇之地被一再利用。受伤的却是孩子和家长。

某校七年级（2）班准备就该老师的这种做法召开一次主题班会，请你也参与进来：

    It was Sunday. The weather was very fine. The students of Class One went out for a ____. They went by ____ with fruits, vegetables, meat, cookers and some ____ things. At about half past ten, they ____ at the foot of a hill. There was a big lake and many green trees there. Birds were singing and the air was very fresh. The students were ____ preparing for the picnic. Some of them were getting ____ from the lake, some were washing vegetables and fruits, and others were putting a big cloth ____ the grass. At about twelve o'clock the lunch was ready.

    After lunch, they had a good time by singing, dancing, drinking and talking. At three o'clock, they began to ____ the hill. The hill was quite ____, but they all tried to reach the ____ of it. On the hill, they felt very excited and all cheered.