尿脱落细胞学检查阳性的是（）。
A．肾癌
B．膀胱癌
C．睾丸肿瘤
D．前列腺癌
E．前列腺增生
参考答案：B
根据词意及首字母提示填空。
1. Jack is v the Great Wall.
2. She's s for new clothes.
3. My father d to /he offices every day.
4. There are l of people in the park.
5. Hurry up! The bus is l____ soon.
已知sinα=0.6031，用计算器求锐角α=______（精确到1″）．
