How many people are aware that a dancer with the New York City Ballet typically wears out a minimum of two hundred pairs of toe shoes per year()
A. only
B. exactly
C. at least
D. fewer than
安全评价书到哪里申报:工程完工后,到_____申报
Some animals pant and sweat to speed evaporation of body moisture and thus cool themselves.()
A. wiggle 摆动 slowly
B. breathe quickly
C. rest
D. perspire
水泥稳定基层一般检测项目;____、密实度检测、弯沉值、标准击实、水泥剂量、 _______