请将各数字所代表的结构填写在相应的横线上.
①______ ②______ ③______ ④______ ⑤______.
如下图所示:
故答案为:雄蕊;花药;子房;子房壁;种子.
— Has James finished his report on his Enquiry Learning yet?
— I'm not sure. She _____ on it last week. [ ]
A. was working
B. has worked
C. worked
D. had worked
胆道蛔虫症急性发作时的体位是()
A.强迫蹲位
B.强迫停立位
C.辗转体位
D.强迫仰卧位
E.坐位