2 . 你最好在四月来无锡，那时候天气最佳。(非限制性定语从句)(汉译英)

3 . The Tang Dynasty is generally regarded as a golden chapter by people worldwide, ________ the Chinese civilization influenced many neighboring countries. (用适当的词填空)

4 . My best friend Julia will come to see me next July, __________ she won’t be so busy. (用适当的词填空)

5 . There is usually an interval between the first half and the second half of the football match, ________ (那时教练可以指导球员如何比赛)．(根据汉语提示完成句子)

6 . Circumstances changed in 1933, _______ Hitler came to power in Germany. (用适当的词填空)

7 . There is evidence ________ acupuncture ________ (date) back to the Stone Age, ________ stone tools called bian were used to press areas of the body. (用适当的词填空) (所给词的适当形式填空)

8 . It was not until the fifth grade, ______I went up to rescue a kite that was stuck in the branches of a tree          I became a serious climber.

A．when; that

B．which; when

C．that; when

D．that; that

9 . Millions of people died in the early 19th century, ________ an outbreak of cholera hit Europe. (用适当的词填空)