I ______letters from my daughter since she left.
A. don't receive
B. haven't received
C. didn't receive
Which one do you like ______, this hat or that one
A. better
B. best
C. well
下列内容中,符合牛头加工方法的选项是()。
A. 直接用刀刮去残存的绒毛
B. 直接用火烧燎残存的绒毛
C. 煮制后用刀刮去残存的绒毛
D. 煮制后用镊子拔取残存的绒毛
符合生物学中的牛种分类选项是( )。
A. 黄牛、黑白花牛和红牛
B. 乳牛、肉牛和役牛
C. 牦牛、黄牛、水牛和瘤牛
D. 肉牛和野牛