问题
选择题
Always read the __________ on the bottle carefully and take the right amount of medicine.
A．descriptions
B．instructions
C．introductions
D．Explanations
答案
答案：B
考查词义辨析。descriptions 描述，instructions 说明书，introductions 介绍，explanations 解释，句意：总是要认真读瓶子上的说明书吃适量的药。所以选B。