当x=0,y是任意实数时,点A(x,y)在______上.
∵x=0,
∴点A(x,y)在 y轴上.
故答案为y轴.
Lucy is a new student in the school. And there are thirty-nine students in_____ class. That’s twenty-one boys and______girls.There are two ______girls. Their names are Tina and Linda. They__ __twelve years old. They___ ___China.They like Chinese people and food, ______.
______any buildings in their school? Yes, there are. Boys and girls often have classes(上课)in the classrooms, play game______ their classmates(同学) in the sports hall, and______books in the library. There is a dining hall in the ______.It’s next to the sports hall.
小题1:A. your B. her C. my
小题2:A.nine B. thrity-two C. eighteen
小题3:A.American B. England C. China
小题4:A.am B. is C. are
小题5:A.drink B. make C. like
小题6:A.so B. too C. also
小题7:A.Is there B. Have you C. Are there
小题8:A.with B. from C. to
小题9:A.ride B. read C. play
小题10:A.school B. park C. hospital
某厂房在两防火分区之间设防火卷帘,在其上部设置防护冷却水幕,水幕宽12m,高7m,其消防用水量为( )L/s。
A.8.5 B.4.6 C.7.2 D.9.6