问题
单项选择题
使用可退式打捞筒打捞落物遇卡严重时，可用（）下击捞筒，然后正转管柱，上提退出工具。
A、震击器
B、钻具自身重力
C、弹簧力
D、大钩
答案
参考答案：B
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使用可退式打捞筒打捞落物遇卡严重时，可用（）下击捞筒，然后正转管柱，上提退出工具。
A、震击器
B、钻具自身重力
C、弹簧力
D、大钩
参考答案：B
There is nobody in the world the same__小题1:__ you; you are unique (独特唯一的)! Everybody is __小题2:__from everyone else. That is good !__小题3:__ it makes the world(世界)an interesting place. There are people taller__小题4:__you, and shorter than you. Maybe your hair is the same color as your friend’s hair, but maybe it is longer than __小题5:__. Another difference is your hair may be straight , hers may be curly. I am sure you have some friends who are 小题6: than you. And you also have some friends , they are as__小题7:__at sports as you. But there are also people around you who are not good at some things. __小题8:__ does your best friend look like? Do you both __小题9:__to finish your homework at school? Do you both want to wear the same clothes every day? I think __小题10:__ some ways you are the same, but in many other ways you are different. So say loudly to the world,“I am who I am –I’m unique!”
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