The country itself didn't have enough gas, so the government decided to _______ its gas supplies to other countries. [ ]

A. cut away

B. cut off

C. cut down

D. cut out

婴幼儿期的保健重点是（）

A.预防孕母各种感染和接触有害物质

B.合理营养、培养良好习惯和计划免疫

C.保证充足营养，加强体格锻炼和品德教育

D.重视早期教育和能力培养

E.加强护理、保暖、喂养和预防感染