阅读理解。
Here is the Eight O'clock News. …
Chinese people spent about 120 billion yuan during the first three days of the May Golden Week last year.
This year it has increased to 140 billion yuan.
The children of Beijing No.2 Middle School sang with students from Toronto in Canada to celebrate the 20th
anniversary. They had been sister schools since 1986. They spent about two weeks together in Beijing. They
visited the Great Wall and the Summer Palace. They took a lot of photos in Beihai Park.
Have you ever got tired of heavy shopping bags? A new shopping assistant robot which was invented by a
Japanese company could be the answer. The helpful robot can follow you around and carry several bags. The
robot was tested at a shopping center in February 2006.
About 500 people from different countries were in the 2006 "Rock Paper Scissors (剪刀)" World Match in
Canada. This event was founded in 1842. It is said that playing this game is fun, and also a good way to solve
problems among people.
And now it's time for Morning Music.
1. The students from Canada and Beijing No. 2 Middle School didn't _____. [ ]
A. take photos
B. visit places of interest
C. sing songs
D. have a football match
2. Which of the following is NOT talked about in the news? [ ]
A. The robot can help with shopping bags.
B. A Japanese company invented the robot.
C. The robot was tested at a shopping centre.
D. There are such robots in people's homes now.
3. Which of the following is a game? [ ]
A. Shopping assistant robot.
B. May Golden Week.
C. Rock Paper Scissors.
D. A visit to the school.
接线，但过渡期较长，由二回进出线逐步增加到6回进出线，最后完成最终接线。其过渡接线应如何考虑？