教育者要在儿童发展的关键期，施以相应的教育，这是因为人的发展具有()。
A、顺序性和阶段性A
暂无解析
翻译：fyoumakeusanofferatcompetitivepriceswecansellalargequantityofchemicalproductinourdistrict.
Themanagerfulminatedagainsthissecretary,________surprisedme.
WhichofthefollowingcountryisnotamemberofOECD?
Wearelookingforwardto___yourL/CforOrderNo123.()
Iwaswritingareportlastnight;________Iwouldnothavestayeduplate.
