1.For breakfast he only drinks juice from fruit____ on his farm.

1.For breakfast he only drinks juice from fruit____ on his farm.
A grown B growning c being grown
答案给出的是 A,但我觉得为什么B 不行啊,水果不是主动生长吗?为什么要用过去分词?grown不是也有生长的意思吗
2.I have been working all day,but I feel as if I___nothing.
A.have achieved B had achieved C achieved 希望有讲解,
3.---What have you been doing recently?
-----I___ a trip to shanghai and have just returned.
Ahave taken B took
B 为啥 A不行,已经对现在造成影响了啊,