—No, ________.
A：they will
B：they won't
C：they can't
生产、生活离不开化学．下列做法错误的是（ ）
— Because the driver ______ on the phone at that time.
一个细胞用目镜10×，物镜40×的倍数观察，细胞的放大倍数是（ ）
