烹调中使用的淀粉有（）。
A、黄豆淀粉
B、绿豆淀粉
C、青豆淀粉
D、芸豆淀粉
参考答案：B
Since I won the big prize, my telephone _______ ringing. People are phoning to ask how I am going to spend the money.
A．didn’t stop
B．won’t stop
C．hasn’t stopped
D．doesn’t stop
数字460123保留三个有效数字，可写成______．
