【单选题】Put your seat belt on.The plane will be______in a few minutes.
【判断题】“写下来”不是那么简单,需要思考,需要有风格。()
【单选题】汽车起动机采用直流串激式电动机的原因是因为具有
C.
起动转矩大和轻载或空载时不会发生“飞车”事故;
【简答题】. 何谓病毒?主要特征有哪些? 2. 病毒的形态主要有哪几种?组成成分有哪些?结构包括哪几部分? 3. 病毒按宿主范围可分为哪几类?
【单选题】Ladies and gentlemen, attention, please. The plane will ______ in ten minutes. [ ]
【单选题】Why did many Japanese firms invest in North America and Europe in the 1970s?
A.
To avoid a highly competitive domestic market.
B.
To exploit high domestic tariff barriers.
C.
To create a hedge against unfavorable currency movements.
D.
To take advantage of low labor costs.