2. 外语
  3. The manufacture of (automobile) was (extremely) expensive (until) assembly-line techniques (made) them cheaper to produce.

The manufacture of (automobile) was (extremely) expensive (until) assembly-line techniques (made) them cheaper to produce.

admin2011-01-26  56
问题 The manufacture of (automobile) was (extremely) expensive (until) assembly-line techniques (made) them cheaper to produce.
选项 A、automobile
B、extremely
C、until
D、made
答案A
解析 改为automobiles。
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