【题目】The Chinese language has become a ________ to connect China with the other countries.

【题目】There are all kinds of shops _________(在……对面)the street.

【题目】Astronauts sometimes feel ________ in space because they can't see other people there.

【题目】Children dress up and visit the houses in their neighborhood asking ________ sweets.

【题目】________ is allowed to smoke in the Library. We should follow the rule.

【题目】— I know that one of the 2019 Nobel Prize winners in chemistry is almost 100 years old.

【题目】— How can we get to the theatre?

【题目】I thanked my Chinese teacher _________ helped me get through the test.

【题目】—Are you willing to live on Mars one day?

【题目】— Can children under 16 ride e-bicycles to school in Nantong?