1 . The days are gone ______ physical strength was all you needed to make a living.

A．when

B．that

C．where

D．which

2 . 那天傍晚我一走出校门就遇到了一个多年不见的小学同班同学。(No sooner)

3 . Nothing_________ (存在) on the moon as there is no water and no air.

4 . Food supplies in the flood-stricken area________ (run) out. We must act immediately before there is nothing left. （所给词的适当形式填空）

5 . He wrote many children’s books, nearly half of________ were published in the 1990s. （用适当的词填空）

6 . I would ________(感激) it if you could spare some time to help me with my writing.（根据汉语提示单词拼写）

7 . ________________ (手工艺人世代传承的技术，pass) have played a vital role in maintaining cultural diversity. (根据汉语提示完成句子)

8 . When first________(introduce) to the market, these products enjoyed great success. (所给词的适当形式填空)

9 . Once________(see)，it will never be forgotten. （所给词的适当形式填空）

10 . In the cafe, customers will enjoy themselves in the historical environment _________ is created for them. (用适当的词填空)