①3.79+43.3=
②605×47=
3.79+43.3
My uncle is a ________. He can ________ Beijing Duck ________us.
0.9×7+2.7=____
1.5×8×2=____
0×3.15+3.1=____
9.4-2.8×3=____
What are people supposed to do when they meet for the first time in China?( )
直线AB∥y轴,且A点坐标为(1,-2),则直线AB上任意一点的横坐标都是 1,我们称直线AB为直线x=1,那么直线y=2与直线x=-3的交点的坐标( )