如图所示，光滑水平导轨上放置导体棒AB，磁场方向竖直向下，导轨的左端接有电源，闭合开关后导体棒AB将（    ）

Hi, Tony,

    How are you? It's great to 1 you. I'm on a trip with my 2. Let me tell you what we are doing 3 the moment.

    My father is 4 photos with his new camera (照相机). He's always 5 and it's difficult for 6 to take a holiday. 7 he looks very happy now. My mother 8 getting ready for the picnic (野餐). In a few minutes, we can have our delicious meal. My sister is calling her friend and 9 the warm sun as well.  OK. I have to stop (不得不停下来) 10 It's time to have the meal.

                                                                                                                                                                                    Yours,

                                                                                                                                                                                      Mike

下列文学文化常识表述有误的一项是（    ）

结合语境，将下列句子填入横线处，顺序最恰当的一项是  （      ）
我见过森林里参差不齐的各种树木。这里没有等级观念，没有恃强凌弱，没有明争暗斗；    　　　。地上，统一的绿色着装，难辨彼此；地下，千万条血脉相连，密不可分。    　　　。狂风来了，身材高大的树木手拉手筑成一道道城墙，阻挡着狂风前进的脚步，竭尽全力保护着弱小；暴雨来了，一把把大小不一的绿伞，各尽所能地阻挡着雨水的冲刷。   　　　 。
①森林里的树，体现着友善、互助、和平
②它们言行一致，步调统一
③这里只有平等，只有团结，只有合作