疗效用痊愈、显效、无效为指标表示
A．副反应B．质反应C．量反应D．停药反应E．变态反应
参考答案：B
Look at the following train timetable. According to the information in the timetable and complete the sentences with the right words. (每空一词)
小题1:The first train to London on a Saturday leaves Leeds at _______ to seven.
小题2:The nine ten train runs only on _______.
小题3:The trains at 6:45 and _______ arrive in London before ten o'clock.
小题4:There are _______ trains to London every Monday morning.
小题5:The ten thirty train on a Saturday is the _______ one.
该图与横道计划相比，其主要优点是能够( )。
A．明确表达各项工作之间的逻辑关系
B．直观表达工程进度计划的计算工期
C．明确表达各项工作之间的搭接时间
D．直观表示各项工作的持续时间
n before ten o'clock.