【Hung Yu】評論
~~~~~~~~~~~~~helped pick up trash~~~~~~~~~~~~
【賴老師】評論
go through 参加；经受；仔细检查；被通过
【【站僕】摩檸Morning】評論
原本題目:In order to keep the community clean, more than 100 volunteers helped trash in the neighborhoods.(A)bring about (B)go through (C)pick up (D)vote for修改成為In order to keep the community clean, more than 100 volunteers helped ________ trash in the neighborhoods.(A)bring about (B)go through (C)pick up (D)vote for