英検2級無料模試【第30セット】Reading31問＋Writing2題｜独自33題・全解答と根拠解説

A school opened a uniform exchange so families could give away clean clothes their children no longer needed. During the first week, many parents visited, but certain sizes were unavailable. (18) ___, the school began updating an online list showing which items were in stock.

Volunteers also inspected each uniform before it was offered to another family (19) ___ students would not receive damaged clothing. They recorded missing buttons and small tears so families could decide whether an item was suitable.

After the changes, more uniforms were exchanged. (20) ___, the school did not claim that overall clothing waste had already decreased. Some families may have donated items they would otherwise have kept at home. Staff plan to ask families whether the exchanged uniforms remain in regular use.

A science club created an online page where students could post observations of birds and insects. They hoped that sharing data would help the class learn about seasonal changes. At first, some posts contained unclear dates, (21) ___ other students could not easily compare the observations.

The teacher introduced a standard reporting form. Students now enter the location, date, time, and weather (22) ___ the class can compare reports more carefully. They are also reminded not to approach protected nests or disturb animals while taking photographs.

More records have been submitted since the change. However, the teacher will not conclude that local animal populations are increasing (23) ___ the class has collected observations over several seasons using comparable methods. An increase in reports might simply reflect more student participation.

Subject: Arrangements for Saturday’s Student Science Exhibition

Dear School Groups,

Thank you for registering for the Student Science Exhibition at Central Science Hall. The event opens to visitors at 10:00 a.m. Presenters should arrive through the south entrance between 8:40 and 9:00 a.m. so staff can check equipment and explain safety rules.

The main conference room will be used for another event that morning. All student demonstrations will therefore take place in the ground-floor activity room instead. The start and closing times remain unchanged. We will provide tables and basic measuring tools, but students should bring their own research posters and any computers needed for displaying results.

Groups needing electrical outlets should contact the center by Thursday at noon. We may be unable to meet requests made later. Devices that produce smoke or strong odors are not permitted. If an instrument stops working, ask a staff member rather than attempting an electrical repair.

The exhibition closes at 3:00 p.m. A short discussion session will follow at 3:20. Judges will consider how clearly presenters explain their research questions, methods, and conclusions. They will not reward groups simply because they have more expensive equipment. Please contact us by Wednesday if anyone requires step-free access.

Best wishes,
Science Hall Education Team

Some towns have started asking volunteers to measure rainfall near their homes. These projects can provide useful information from areas where official weather stations are far apart. They can also help residents understand local weather. However, collecting many reports does not automatically make the information reliable.

In Oakfield, volunteers used different types of measuring containers. Some recorded rainfall each morning, while others checked in the evening. At first, town officials compared the amounts directly and noticed large differences between neighborhoods. Later, a university researcher pointed out that different equipment and measurement times could affect the figures. Officials could not yet conclude that some neighborhoods truly received much more rain.

The town provided identical containers and asked volunteers to record the time of each measurement. It also prepared a short guide on where to place equipment safely. After several weeks, the reports became easier to compare. The project then began examining whether small public gardens with water-absorbing soil could help reduce puddles on certain streets after heavy rain.

Researchers said it would be premature to claim that the gardens had reduced flooding. Rainfall, drainage systems, and the amount of paved ground were different from place to place. The town will continue measuring rainfall and surface water over several seasons, while asking residents about areas that remain difficult to walk through after rain. The goal is to understand local problems before investing in larger changes.