Always read the on the bottle carefully and take the right amount of medicine.
A. instructions
B. descriptions
C. introductions
D. explanations
网友回答
(答案→)A. instructions
B. descriptions
C. introductions
D. explanations
解析:名词辨析。A使用说明;B描述;C介绍;D解释;句意:一定要仔细阅读瓶子上的使用说明然后在服用合适的药量。根据句意说明A正确。