【单选题】The teacher asked a very difficult question. It was Ted who finally _____ a good answer.
【单选题】有抗B凝集素,红细胞膜无D抗原,其血型属于:
【简答题】The following are some advertisements(广告). Read them and answer the questions. No. 1 A big house with a big yard for a big family. There are four bedrooms, three bathrooms, a big living room and a g...
【简答题】In an American classroom, a Chinese girl was asked to answer a question. She stood up and smiled, without any sound. The American teacher looked at himself and didn’t see anything funny. So he ...
【单选题】只有抗B凝集素,红细胞膜无D抗原,其血型属于
【单选题】某人血清中无抗 凝集素 A. 也无 抗B凝集素,红细胞膜无 D 抗原,其血型属于
【单选题】血清中无抗A、抗B凝集素,红细胞膜无D抗原,其血型属于
【单选题】. _____ with letters and public phones, mobile phones and the Internet are faster and much more convenient.
【简答题】英译汉: She would rather answer phones than type.
【多选题】关于装配图上的零件序号编写,下面哪一项是错误的?
A.
零件指引线可以多次弯折,以避开视图投影或其他标注。
B.
零件序号编写应横平竖直,按顺时针或逆时针顺序排列。
D.
一组紧固件或装配关系清楚的零件组可采用公共指引线。
E.
为了排列美观清晰,指引线尽可能沿45度或135度方向画出。