Online Exercise : Caution/Notice/Warning

The sign can probably be found at the zoo because it is a common practice for zoos to have signs indicating the different animals, exhibits, or directions for visitors. These signs help visitors navigate through the zoo and provide information about the various attractions and animals present in the zoo. Therefore, it is likely that the sign mentioned in the question is located at the zoo.

The correct answer is "mustn't bring food and drink here." This means that it is not allowed to bring food and drink to this place.

The notice means that walking on the grass is not allowed or prohibited.

The text implies that the students are required to wear a lab coat when they are using the laboratory. This means that it is mandatory for them to have a lab coat on while conducting experiments or working in the lab.

The correct answer is "there is a fierce dog inside." The notice serves as a warning to visitors about the presence of a dangerous dog within the building. It is likely intended to inform visitors to proceed with caution or avoid entering altogether to ensure their safety.

The given answer suggests that the caution mentioned in the question emphasizes the importance of wearing eye protection equipment. This implies that there is a potential risk or danger to the eyes, and wearing the equipment is necessary to prevent any harm or injury. The answer does not mention anything about the availability or ease of finding the equipment, or whether some students are already using it.

The sign indicates that taking a picture is not allowed.

The sign indicates that using mobile phones is not allowed in the mentioned area.

The purpose of the text is to warn somebody not to do something. This can be inferred from the options provided, where the other options do not accurately describe the purpose of the text.

The notice can be found in the library, hospital, and meeting room, but not in the cafe.