检查某设备工程的实际进度后，绘制的进度前锋线如下图所示，在原计划工期不变的情况下，工作H尚有总时差（）d。
A．0
B．1
C．2
D．3
参考答案：B
完成句子。
1. Time for breakfast. My mum is (cook) breakfast now.
2. My hands are . I want to wash my hands.
3. This is a towel. (擦干) your hands, please.
4. Here are three (bus).
5. The red toothbrush is (我的).
6. You can wash hands in the (水槽).
7. Li Ming needs a pair of (skate).
8. Christmas is a (west) holiday.
9. I (eat) cereal for breakfast yesterday.
10. Danny usually (walk) to school.
我国传染病防治法规定，城镇发现肺炭疽时，报告时限不超过（）
A.10小时
B.12小时
C.6小时
D.4小时
E.8小时
