花生四烯酸是()
A.短链脂肪酸
B.中链脂肪酸
C.单不饱和脂肪酸
D.多不饱和脂肪酸
E.饱和脂肪酸
参考答案:D
解析:考查脂肪酸的分类。
This hardworking and patient teacher has proved that he __ respect from each one of us. [ ]
A. deserves
B. expects
C. reserves
D. demands
工资薪金所得应纳个人所得税为( )。
A.2100元
B.2580元
C.3600元
D.4000元