印度发展工业的有利条件是[ ]
A.煤、铁、锰等矿产资源丰富
B.石油、煤、铁等矿产资源丰富
C.甜菜、棉花、黄麻等轻工业原料丰富
D.有着雄厚的科技力量
答案:A
Ann is always the last one _________ in her class.[ ]
A. to come school
B. come to school
C. to come to school
D. comes to school
离心泵在开车时,关闭出口阀连续运转时间一般不超过三分钟,否则会出现()。
A、压力表打翻
B、流量会增大
C、泵会抽空