Questions46 to 50 are based on the following passage.(1) (单选题)What does the author say about working from home? A. A) It will become the norm sooner or later. B.) It requires employees to adapt promptly C. C) It benefits employers at the expense of employees D. D) It will force cities to transform their infrastructure(2) (单选题)Why do some people oppose working from home? A. A) It discourages team spirit.B.) It invades employees'privacy. C. C) It undem血es traditional values. D.) It negatively impacts productivity.(3) (单选题)Why did the author run the estimates for Montreal?A. A) To provide convincing data for serious discussion. B.) To illustrate the ongoing change in working patterns C.) To show the impact of remote working on productivity. D. D) To exemplify how remote working affects the economy(4) (单选题)What can we conclude from the author's calculations? A. A) There is no point in transferring office work to working from home B.) Employees can benefit as much from remote working as their employers. C.) Employers'gain from remote working should go to employees as compensation D. D) Effective measures should be taken to motivate employees to set up offices at home.(5) (单选题)What is the author's opinion on working from home? A. A) It should be avoided if possible.B.、B) It is only a temporary measure. C.) It can reduce companies'real estate costs.D.) It may affect employees'corporate loyalty.A. 杠杆平衡时，杠杆一定处于水平方向B. 杠杆平衡时，所受到的力的方向可能不同C. 杠杆平衡时，杠杆一定处于静止状态D. 杠杆平衡时，动力乘以支点到动力作用点的距离等于阻力乘以支点到阻力作用点的距离