- Could you tell me _______?
- My cousin. He works as a policeman in the police station.
A:who the man in white is
B:who is the man in white
C:what the man in white is
D:what is the man in white
铁线蕨的结构比葫芦藓的结构复杂,突出表现为( )
磷在氧气中燃烧,可能生成两种固态氧化物.3.1g的单质磷(P)在3.2g的氧气中燃烧,至反应物耗尽,并放出X KJ热量.