In 1861 it seemed inevitable that the Southern states would break away from the Union.
A、strangeB
暂无解析
Formerly,intheUnitedStates,manynursesworkedasprivatedutynursesratherthaninhospitals.
Insectpestsareamongtheleadingcausesofcropfailure.
Eyespots, the most rudimentary eyes, are found in protozoan原生动物 flagellates 鞭毛虫 , flatworms 扁形虫 , and segmented worms片段 蠕虫 .
The flower bud of a water lily 百合 opens at sunset since .its opening is triggered(commence) .by the decreased light.
Oneofthegreatestbreakthroughsforprofessionalwomencamein1973whenthefieldofbankingopenedupforthem.
