一、根据汉语意思或音标写单词。
1. It was not easy for 5-year-old Tom to build a house out of these stone ______（一块）, but he made it.
2. Congratulations! The Book ______ /feə/ is very successful.
3. This is my brother's most expensive schoolbag. It ______（价格为）700 yuan.
4. It is amazing that scientists printed this ______（人造的）ear by this 3-D printer.
5. My grandmother has a heart ______（长期疾病）and we need to take good care of her.

blocks
; Fair
; cost(s)
; artificial
; condition

二、用括号中所给单词的适当形式填空。
6. The baby ______ about 3 kg at birth. Do you know her ______ now? (weigh)
7. The wind is blowing hard, and the weather will get even ______ (bad) in the afternoon.
8. I find it hard to remember new words. I forget them ______ (quick).
9. More and more ______ (user) try out DeepSeek as it becomes popular.
10. James ______ (invent) an indoor game for his students so that they could have fun in bad weather.

weighed
; weight
; worse
; quickly
; users
; invented

三、根据句意，在空白处填入一个适当的单词。
11. Though Jack is only ______ eleven-year-old boy, he can play the violin really well.
12. On the Lantern Festival, we can see beautiful lanterns in all kinds of shapes ______ the fair in Zigong.
13. Nelson got up late this morning, so he rushed to school ______ breakfast.
14. My pen is missing. Can you lend a pen ______ me?
15. Many young people have grown up ______ the internet so it plays an important part in their lives.

an
; at
; without
; to
; with