【单选题】At the age of fourteen , Betty went to a _____ girls’ school along with her sister .
【多选题】vi 编辑器下,要从命令模式进入末行模式,需要按下什么键( )
【单选题】One Way for the girls to thrive in the age of pressure is to ______.
A.
develop intangible ideas.
C.
forget about their stress.
D.
talk with their parents.
【单选题】______ fun it 's to be with girls of my age in the summer course in Britain! [ ]
【判断题】当喷嘴高度小于 12 或 15mm 时,叶端损失增大,使得喷嘴的损失急剧增加。
【判断题】如果消费者预期鞋的价格上升,今天鞋的需求增加。
【单选题】Our class won the girls' relay race in our school's sports meeting.- ____________
【判断题】当喷嘴高度小于12mm或15mm时,叶端损失增大,使得喷嘴的损失急剧增加。( )
【判断题】当喷嘴的高度小于12mm或15mm时,叶端的损失增大,使得喷嘴的损失急剧增加。