In America, about ( ) of household have at least one pet.
A: 60%
B: 65%
C: 70%
D: 75%
A: 60%
B: 65%
C: 70%
D: 75%
举一反三
- In America, about () of household have at least one pet.
- 贮存药物时,库内相对湿度应控制在 A: 60%~70% B: 60%~65% C: 70%~75% D: 65%~70%
- 婴儿体内水分占体重的 A: 55%~65% B: 60%~70% C: 65%~70% D: 70%~75% E: 75%~80%
- 木材、纸、棉制品的临界湿度是()。 A: 70%-75% B: 75%-80% C: 65%-70% D: 60%-65%
- 帕金森病临床诊断与死后病理证实符合率为() A: 75%~80% B: 55%~60% C: 65%~70% D: 70%~75% E: 60%~65%