A method of communication not mentioned by the author is the______.
A.classes for parents
B.new type of report card
C.informal tea
D.demonstration lesson
第8题
眼睑瘀血和肿胀较明显时,可在伤后多长时间内冷敷,以后热敷
A.24小时
B.72小时
C.12小时
D.48小时
E.36小时
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