My parents ________teachers. They teach in the same school.
A:are all
B:all are
C:are both
D:both are
①陡峭的沟谷山区;②平原地区;③地表植被覆盖好的地区;④终年高温少雨;⑤四季分明,降水均匀;⑥干湿季分明,暴雨集中;⑦顺着山沟往上或下游逃生;⑧向两边的山坡上逃生
科学探究式探索生命的重要方法,下列关于科学探究的叙述错误的是( )