2. 职称英语
  3. Orchid seeds take (up to) eighteen months to mature (before they) sprout, and th

Orchid seeds take (up to) eighteen months to mature (before they) sprout, and th

游客2024-01-05  55
问题 Orchid seeds take (up to) eighteen months to mature (before they) sprout, and the young plants (may need) another two years to (reach at) the flowering stage.
选项 A、up to
B、before they
C、may need
D、reach at
答案 D
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3335028.html
相关试题推荐
随机试题
最新回复(0)