例句與造句

1. I ' m a single mother , and i still have time for extension courses ,
   我是單身母親而仍有時(shí)間參加進(jìn)修課程
2. University extension course
   大學(xué)推廣課程
3. It also conducts basic research plus concentrates on applied research projects to address specific problems that have been identified by the feed industry . in addition , mafic provides technical services , training and extension courses , information technology through its website
   技術(shù)文獻(xiàn)資料室數(shù)據(jù)庫和質(zhì)量控制手段包括飼料分析與最低成本日糧配方來為行業(yè)提供各種技術(shù)服務(wù)培訓(xùn)和技術(shù)推廣課程以及信息技術(shù)。
4. It's difficult to find extension course in a sentence. 用extension course造句挺難的