秋季栽植时间虽长,但也应尽早,一般以一落叶即栽最好。( )
参考答案:对
There are forty students in our class. There are twenty-three boys and _____ girls. [ ]
A. sixteen
B. seventeen
C. eighteen
D. nineteen
产后2周产褥子宫应()
A.大小相当于妊娠12周
B.大小相当于妊娠14周
C.完全复旧
D.位于真骨盆内
E.位于假骨盆内