With modern equipment,many mysteries have ________ to light in recent years.
第二部分词汇知识运用(共两节,满分40分) 第一节单项选择(共10小题;每小题1分,满分10分) 从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。 You’re driving too fast. Have you noticed that there is a speed_______of 40 miles per hour along this road? A.range B.border C.enquiry D.limit
The official said rescuers were working_____to find the missing miners in the coal mine blast.
You may as well go outing all by yourself; _______I may keep you company.
Politeness is a(n) _______phenomenon among all the social groups, but it is marked by different cultures.
All of the ski resorts are_______from the hotel via free public transportation.