The common host of psoroptic mange are（ ）
A: Sheep
B: Buffalo
C: Goat
D: Cow
A: Sheep
B: Buffalo
C: Goat
D: Cow
举一反三
- There are many ______ grazing in the field. A: cows and sheeps B: cow and sheep C: cows and sheep D: cow and sheeps
- -Are those_____________? －No,they aren't. They're______________. A: sheep; cows B: sheep;cow C: sheeps;cow D: sheeps;cows
- Which animal makes the sound 'moo'? ( ) A: a horse B: a cow C: a pig D: a goat
- The main symptoms of cattle and sheep mange are（ ） A: Crust B: Hair loss C: Thickened skin D: Edema
- The main symptoms of cattle and sheep mange are（ ） A: Crust B: Hair loss C: Thickened skin D: Edema