问题
填空题
湿型砂是目前应用最广泛的砂型，主要由（）、（）、（）、（）四部分组成。
答案
参考答案：原砂；粘结剂（粘土）；水；附加物
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湿型砂是目前应用最广泛的砂型，主要由（）、（）、（）、（）四部分组成。
参考答案：原砂；粘结剂（粘土）；水；附加物
| 阅读理解。 | ||
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| 1. A visitor can apply for a free audio tour _____. | ||
[ ] | ||
| A. in the Courtyard B. in the State Apartments C. at the Admission Center D. at St George's Chapel | ||
| 2. What is specially offered to visitors with kids? | ||
[ ] | ||
| A. A security guard. B. A pushchair. C. A free toy. D. A baby carrier. | ||
| 3. Who can get re-entry permits? | ||
[ ] | ||
| A. Visitors wishing to eat outside the Castle. B. Visitors buying gifts in the castle shops. C. Visitors buying water from the Courtyard. D. Visitors eating outside St George's Chapel. | ||
| 4. Why arc visitors required to turn off their mobile phones? | ||
[ ] | ||
| A. To ensure the safety of others. B. To ensure the security of the Castle. C. To prevent them from disturbing others. D. To prevent the use of the built-in cameras. | ||
5. In the last part, a "working royal palace" refers to one _____. | ||
[ ] | ||
| A. still being constructed B. still used by the royal family C. where the Queen usually works D. where works of art are on show |