304不锈钢一般是指哪个国家的钢号()
A、中国
B、俄罗斯
C、德国
D、美国
参考答案:D
Some robots are _________ to do the same things ________ people.[ ]
A. enough smart; as
B. enough smart; with
C. smart enough; as
D. smart enough; with
我国日本血吸虫的终宿主为
A.人B.哺乳动物C.鱼类D.螺类E.人和多种家畜及野生动物