In its pure state antimony has no important uses, but________with other substances, it is an extremely useful metal.
（A）when combined physically or chemically
（C）the physical and chemical combination
請問為什麼不能選C呢??
__________vastness of the Grand Canyon, it is difficult to capture it in a single photograph.
（C）For the
（D）Because of the
請問為什麼不能選C呢?
Since the Great Depression of the 1930’s, social programs such as Social Security have been built into the economy to help avert -severity- business declines.
請問劃線處(-severity-)為什麼有錯呢?
In the early twentieth century, there was considerable --interesting-- among sociologists in the fact that in the United States the family was losing its traditional roles.
請問劃線處(--interesting-- )為什麼有錯呢?
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 61.228.57.227