南充是我国水旱灾害频发区之一,下列哪种天气持续,极易形成南充严重水灾
A:A
B:B
C:C
D:D
已知点M(a,b)在圆Ox2+y2=1外,则直线ax+by=1与圆O的位置关系是( )
0.8×1.1____0.8
0.8×1.1____1.1
Simon, Kitty says she a comic book in your home yesterday.
—I hate vegetables. I __________ eat them.
—But they are good for your health! You should eat them every day.