笸箩pǒ luï
参考答案：
以竹篾或柳条类枝干编成的一种盛器。其大小﹑方圆﹑深浅等形制因用途而各异。
It ____ for three hours and the ground is too wet toplay on, so the sports meet _____. [ ]
A. was raining;has been put off
B. has been raining;has been put off
C. has rained; put off
D. has been raining;has put off
关于杂交瘤细胞特点的错误描述（）
A.具备了双亲细胞的特点
B.分泌人源性单克隆抗体
C.分泌鼠源性单克隆抗体
D.体外繁殖快速
E.能分泌抗体
