题目

假设你是红星中学高三学生李华。你的英国朋友Jim询问你高考之后对大学生活和学习会有哪些准备。请你给他回邮件，内容包括：1）对大学生活和学习的准备；2）进行这些准备的理由。注意:1）词数不少于50；2）开头和结尾已给出，不计入总词数。Dear Jim, ……Yours,Li Hua 答案：Dear Jim,I would very much like to share my holiday plans with you. Last week, you asked about how I was preparing for my future college life. Now, I'd like to tell you.As for my future life at university, I've decided to take gardening as my major and hope to be admitted to China Agricultural University. Because I'm very interested in planting flowers and have been taught by my mother how to take小明在做探究滑动摩擦力的大小与哪些因素有关的实验，实验过程如图所示。 （1）在实验中，用弹簧测力计拉着木块时，应沿水平方向拉动，且使它在固定的水平面上___________运动。根据__________条件可知，此时木块所受的滑动摩擦力与弹簧拉力的大小________。这种测摩擦力的方法是_________（选填“直接”或“间接”）测量法。（2）比较a、b两图说明滑动摩擦力的大小与__________有关；比较         两图说明滑动摩擦力的大小与接触面的粗糙程度有关。（3）在上述实验中，对于摩擦力大小的测量你认为是否准确？请你作出评价。