[問題]考古題0210題號35 (文法)

[danke]

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.



答案是D
請問為什麼？
謝謝！

[cocaine]

reach 及物動詞.後面不用介係詞..
reach at 有其他意思.

[teresa]

其實你可以先去下載歷年考古跟pp的文法詳解...降子就不用一題題貼出來問...如果還是有看不懂解說的地方..再貼出來請版友幫忙一下囉