刻度尺是测量______工具．
刻度尺是测量长度的基本工具．
故答案为：长度
治疗甲氧西林敏感金葡菌引起的肺炎宜选用（）
A．两性霉素B
B．苯唑西林
C．利巴韦林
D．阿奇霉素
E．阿莫西林/克拉维酸钾
The manager told us that _______ careful we are, ________ mistakes we’ll make.
A．the most; the fewest
B．more; fewer
C．the many; the few
D．the more; the fewer
