6、believe it or not_____________________
5、失去信心________________________
4、对......熟悉_____________________
3、即使_____________________
2、经历 / 经受_____________________
1、平静 / 镇静下来_______________________
70. Inside the theatre, they were giving a________ (表演) of Bizet's Carmen.
69. You should not ask others about their ________(个人的) affairs.
68. Scientists have made a ________(突破)in bioengineering recently.
67. His disappearance was ________ (有关)with the robbery.