宫内节育器正确的放置时间为
A.月经干净后5~10天
B.人工流产后立即放置
C.正常分娩后2个月
D.剖宫产后6个月
E.哺乳期除外早孕可能后
参考答案:B,D,E
___________ that I want to eat another two.
A.Such delicious cakes are they
B.So delicious they are cakes
C.Such delicious cakes they are
D.So delicious cakes they are
燃料的雾化是通过喷油器来实现的,不同的()要求有与之相适应的喷油器。
A.燃烧室形状
B.燃烧温度
C.燃烧速度
D.燃烧程度