阅读下面短文，按照句子结构的语法性和上下文连贯的要求，从所给的A、B、C和D项中选出最佳选项并在答题卡上将该项涂黑。
When it comes to Guangzhou, what places of interest will you think of? Actually, there ___1___ a lot of famous tourist attractions（旅游景点）in Guangzhou. Among them, Canton Tower is probably the most famous. In most people’s eyes, it is not only a new symbol（标志）of Guangzhou ___2___ also a work of art.
Canton Tower is the highest tower in China and the second highest TV tower in the world with a height of 600 meters. ___3___ you stand on the top of the tower, you can get a bird’s-eye view of the Pearl River. Visitors are ___4___ in taking photos of the city at the tower.
On 25 November, 2005, workers started ___5___ this tower. In 2010, the colourful lights of the tower lit up ___6___ sky for the first time. People ___7___ about four years building it.
Canton Tower is in the center of Guangzhou. It is easy ___8___ there by bus or by underground. If you want to know more about the tower, you can search the Internet for ___9___ useful information about it. For example, there is a 4D cinema in it and the tower is open from 9:30 a.m. ___10___ 10:30 p.m.
1. A. is B. are C. was D. were
2. A. and B. or C. but D. so
3. A. If B. Until C. Because D. Although
4. A. interest B. interests C. interesting D. interested
