谷物条播机的工作幅宽是指播种行数与（）的乘积。
参考答案：行距
—I saw Tom drinking alone just now.
—But as far as I know, he ________ little.
A．drinks
B．is drinking
C． has drunk
D．had drunk
图1体温计的示数是______℃，图2被测物体的质量是______g．
