无人地带

用所给词的适当形式填空。

1. When spring _____ (come),the animals which sleep in winter start waking up.

2. Our manager _____ (go) to Paris on business already and he will be back in a few days.

3. The Eiffel Tower _____ (design) by a Frenchman called Gustave Eiffel over 100 years ago.

4. While we _____ (travel) in Australia last summer, I visited Lucy who once taught English in our school.

5. The suspect denied _____ (steal) the valuable painting before the witness appeared.

6. We will have no water to drink or use if we  _____ (not stop) wasting it now.

7. The world's first great nurse Nightingale's birthday _____ (become) International Nurses' Day in 1974.

8. Scientists _____ (study) the global warming for several years. They are working hard to find a solution.

9. I'm sorry I didn't hear you because I _____ (listen) to music.

10. The Conference on Poverty Reduction (扶贫大会) _____ (hold) in Shanghai in May, 2004.

关于家庭用电常识，不正确的是（　　）

A．家用电器发生短路，容易酿成火灾

B．开关用绝缘材料包裹，即使湿的手也可以触摸开关

C．空气开关跳闸后，要排除故障之后再将空气开关复位

D．试电笔中氖管发光时，有微弱电流流过人体

孔子说：“其身正，不令而行；其身不正，虽令不从。”这反映教师劳动的哪种特点( )

A．示范性

B．创造性

C．主体性

D．间接性

汽轮机调速系统迟缓率过大，在汽轮发电机并网后，将引起负荷摆动。（）

大力发展商贸物流业，要以（）为基础，航空口岸物流为重点，建立全方位、多层次、立体式的口岸物流平台，形成铁路、航空、水运、公路多式联运的口岸物流商贸网络群。

A、陆运

B、水运

C、铁路运输