下列有关非洲的叙述,错误的是[ ]
A.乞力马扎罗山是非洲最高的死火山
B.东非裂谷带是世界最大的裂谷带
C.维多利亚湖是世界最大的淡水湖
D.几内亚湾是非洲最大的海湾
答案:C
Choose and fill in the blanks. 选择适当的词填空,完成句子。
1. Is it far the school? (from, to)
2. A snake lives a hole. (to, in)
3. It's time bed. (to, for)
4. Cows are the farm. (on, in)
5. Turn right the traffic lights. (at, on)
6. is the weather? (What, How)
7. — are you going? —To the office. (Where, What)
8. — are you crying? —Because I hurt my finger. (How, Why)
9. — are you going to do? —Fly kites. (What, How)
10. It's warm and . (rain, rainy)
对人类而言属于异嗜性抗原的物质是( )
A.人抗白喉外毒素血清B.BSAC.破伤风抗毒素D.ABO血型抗原E.大肠杆菌O14