平衡膳食宝塔中建议每天谷类食物的摄入量是（）
A.200—300克
B.200—400克
C.300—400克
D.300—500克
参考答案：D
---Do you want a lift home?
---It’s very kind of you, but I have a much late in the office. I overslept this morning because my morning clock _______.
A．doesn’t go off
B．won’t gone
C．wasn’t going off
D．didn’t go on
城市总体规划编制的关键程序是( )。
A．基础研究与方案构思
B．现状调研
C．成果编制与评审报批
D．总体规划纲要
---It’s very kind of you, but I have a much late in the office. I overslept this morning because my morning clock _______.