urgent - needs immediate attention, distribute - move from one place to many other places, agriculture - science of growing food, crisis - large and serious problem, reduce - to make smaller or less, conservation - not using too much of a natural resource, extremely - very, average - usual or normal, scarce - not available or plentiful, rare, experience - to feel or know by personal involvement,

Pathways 2: Unit 4B

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?