问题
选择题
用脚踢球时,下列说法不正确的是[ ]
A.脚是施力物体,所以它不受力
B.脚是施力物体,也是受力物体
C.脚受到的力的施力物体是足球
D.脚踢足球的力和球对脚的作用力同时发生
答案
答案:A
用脚踢球时,下列说法不正确的是[ ]
A.脚是施力物体,所以它不受力
B.脚是施力物体,也是受力物体
C.脚受到的力的施力物体是足球
D.脚踢足球的力和球对脚的作用力同时发生
答案:A
从方框中选择合适的选项完成对话 | |
A: Excuse me. 1 B: Sorry, I'm new here. You can ask my friend. He may know. C: The Children's Palace? Er...It's near Blue Sky Park, but it's a little far from here. A: 2 C: It's about 5 kilometers away. A: 3 C: Yes, the No.6 bus will take you there. A: Where is the bus stop? C: 4 and take the first turning on the left. You can see it on your right. You can't miss it. A: 5 C: You're welcome. |