A visa-free policy (免签政策) was started between Heihe and Russia’s Blagoveshchensk on September 21, 2023. The two cities are only a few hundred meters apart. There lies the Heilong River between them. The Heilong River is known as the Amur River in Russia.

Now many Russian visitors come to Heihe City to have breakfast. At morning fairs (集市), people set up Chinese-Russian bilingual signs (双语标识).

“I started selling pancakes at the fair over ten years ago. During this time, many people come to buy my pancakes. They are popular among Russians. I love the visa-free policy,” a vendor (摊贩) said. 

1.When was the visa-free policy launched?

A On September 20.

B On September 21.

C On September 22.

D On September 23.

解析：选B。B细节理解题。根据第一段第一句“A visa-free policy was started between Heihe and Russia’s Blagoveshchensk on September 21, 2023.”可知，2023年9月21日，经中俄双方友好协商，黑龙江省黑河市恢复中俄互免签证团体旅游业务。故选B。

2.There is a ___________ between Heihe and Blagoveshchensk.

A a mountain

B a lake

C a forest

D a river

解析：选D。D细节理解题。根据第一段第三句“There lies the Heilong River between them”可知，黑河与布拉戈维申斯克之间隔着一条黑龙江。故选D。

3.What languages can you see at morning fairs in Heihe?

A Chinese and Russian.

B English and Japanese.

C Chinese and English.

D Russian and English.

解析：选A。A 细节理解题。根据第二段最后一句的“At morning fairs, people set up Chinese-Russian bilingual signs.”可知，许多商户立起中俄双语招牌，迎接跨国来吃早饭的俄罗斯游客。故选A。

4.What does the underlined word “They” refer to?

A Morning fairs.

B Russians.

C Pancakes.

D Policies.

解析：选C。C词意指代题。根据划线部分前面的“During this time, many people come to buy my pancakes.”可知，很多人来买他的煎饼，因此煎饼是受欢迎的。故选C。

5.What does the vendor think of the visa-free policy?

A It’s good.

B It’s bad.

C It’s boring.

D It’s dangerous.

解析：选A。A细节理解题。根据最后一段的“I love the visa-free policy”他喜欢这个政策可知，他认为这个政策很好。故选A。