【单选题】Afternoon tea was introduced in England by Anna, the 7th Duchess of Bedford, in the year 1840, _____ the evening meal was served fashionably late at 8 o’clock, thus _____ a long period of time between...
A.
in her household… leaving
B.
in whose household…leaving
D.
in whose household…left
【简答题】某些药物持续应用时,常常由于药物从组织解脱入血的速度比进入组织的速度____,导致组织中的药物由浓度逐渐上升的趋势,称为____。
【单选题】转向传动机构的功用是:将转向器输出的力和运动传给转向节,使( )偏转。
【判断题】Afternoon tea was introduced in England by Winston Churchill, in the year 1840.
【单选题】以下选项中不属于铁路运输的技术经济特征的是:
【简答题】Try to make the following sentences concise. 1. In the year 1840 the Opium War broke out.
【判断题】In the year 1840 the Opium War broke out.
【单选题】以下属于不属于铁路运输的经济技术特征的是( )
【单选题】If a photographer wanted to take pictures of moving things in the year of 1840, he had to______.
B.
buy an expensive camera
D.
take with him other machines apart from film