压裂酸化施工时,通常采用稠化酸是为了扩大酸化作用距离。()
参考答案:对
读短文,完成下列各题,并给地图标上地点。
Hi! I'm Peter. This is my house. It's very beautiful. There is a park. It is north of my house. The school is
east of my house. I often walk to school. There is a gym in the south of my school. I often play badminton
there.
1. The park is _____________ of my house.
2. The school is _____________ of my house.
3. The gym is in the _____________ of my school.
尖锐湿疣是一种性病疣,由HPV感染所致,其潜伏期为()
A.3-15月
B.1-10月
C.6-18月
D.1-12月