用试饼法检测水泥安定性时，当两个试饼判别结果有矛盾时，该水泥的安定性为不合格。
参考答案：对
. Who do you think will ______ the company if the manager retired?
A．take over
B．take off
C．take in
D．take on
英译汉：windspeed
