Original title: school begins!

On August 30, in Chicago, parents sent their children to school on the first school day.
Issued by Xinhua News Agency (Photo by Joel Lerner)

On August 30, in Chicago, parents sent their children to school on the first school day.
Issued by Xinhua News Agency (Photo by Joel Lerner)

On August 30, in Chicago, parents took pictures of their children on the opening day of school.
Issued by Xinhua News Agency (Photo by Joel Lerner)

On August 30, in Chicago, parents sent their children to school on the first school day.
Issued by Xinhua News Agency (Photo by Joel Lerner)

On August 30, in Jerusalem, parents took their children to buy Stationery before school began.
Issued by Xinhua News Agency (photographed by Muammar Awad)

On August 30, in Jerusalem, parents took their children to buy Stationery before school began.
Issued by Xinhua News Agency (photographed by Muammar Awad)

On August 30, students received a temperature test before entering the school in traernepantra, Mexico.
Issued by Xinhua News Agency (Photo by Francisco carnedo)

On August 30, teachers and students wore masks in class in Mexico City, the capital of Mexico.
Issued by Xinhua News Agency (Photo by Louis likona)

On August 30, students wear masks in class in traernepantra, Mexico.
Issued by Xinhua News Agency (Photo by Francisco carnedo)

On August 30, students wore masks and masks in class in Mexico City, the capital of Mexico.
Issued by Xinhua News Agency (Photo by Montserrat Lopez)

On August 30, in Chicago, a student wore a mask and returned to school on the opening day.
Issued by Xinhua News Agency (Photo by Joel Lerner)