反映经营成果的会计因素有（）。 A.支出 B.收入 C.费用 D.利润 E.资产

填空

1. G        was once much used for lighting and is now used for cooking and heating.

2. Modern life depends on good t         .

3. Eating too much c         is bad for your teeth.

4. We should learn much more history k         .

5. They are waiting for their friends on the p        at the station.

6. He always has some d         ideas in his mind.

7.I have collected a few a       coins these years.

8. They'd like to d         their. rooms with a Christmas tree and some fresh flowers.

取得国有土地使用费包括（）。

A．土地使用权出让金

B．城市建设配套费

C．“三通一平”费用

D．土地转让费

E．拆迁补偿与安置补助费

全塑电缆接续长度及扣式接线子的排数应根据电缆对数、电缆直径及封合套管的规格等来确定。300对电缆接续长度为（）mm。

A.180-300

B.300-400

C.300-450

D.400-500

在使用Word编辑文档时，选择某一段文字后，按下列哪个键能将这段文字删除( )

A．Delete
B．Shift
C．Alt
D．Ctrl

生产设备停运后袋式除尘系统应继续运行（）时间，进行通风清扫。

A、1～5min

B、5～10min

C、15～20min