我国1元硬币的直径最接近于( )
A.2微米
B.2毫米
C.2厘米
D.2分米
根据生活经验可知我国1元硬币的直径约为2cm左右.
故选C.
患儿,男,7岁。被诊断为猩红热。对与其有过密切接触的孩子需医学观察的时间是()。
A.3天
B.7天
C.14天
D.21天
E.28天
Those who continuously acquire new knowledge that they can________their work are more likely to
succeed. [ ]
A. contribute to
B. correspond to
C. submit to
D. apply to