学龄前儿童基本完成了从奶和奶制品为主到以______为主的过渡。
谷类(或谷薯类)
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上一篇:Complete the following sentence with a (compound) word derived from the one(s) given in bracket.He was very ( ) at cards; so far he has lost ten thousand yuan.(luck)
Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
He was very ( ) at cards; so far he has lost ten thousand yuan.(luck)
下一篇:我国某企业出口一批电视机共计1 000台,每台电视机的CIF伦敦价为200美元,由卖方投 保一切险,投保金额按照发票金额加10%,又已知从装运港到伦敦的运费共需3 000美元, 若一切险的保险费率为0. 6%,则我国可获得的外汇净收入为