请把下列句子翻译成英语（括号中的提示词必须用，不用作零分记）。
小题1:Mary和两个朋友一起来，一个我都没见过。（定语从句）
小题2:给他腾点地方，这样他就可以坐在我们这桌了。（room, seat）
小题3:这个主意能帮助到那个上网成瘾的孩子，因此值得一试。（addicted, worth）
小题4:每一个市民都应该行动起来保护环境，当然相应地他们也会受益于良好的环境。（in turn, take action, benefit
小题5:他流利的英语使得他从求职者（candidate）中脱颖而出。（allow, stand）
小题1:Mary came with two of her friends, neither of whom I had met before.
小题2:Make some room for him so that he can be seated at our table.
小题3:This idea can help the boy who is addicted to the net, which, as a result, is worth a try.
小题4:Every citizen should take action to protect the environment, and of course they will benefit from a good environment in turn.
小题5:His fluent English allowed him to stand out from／among the candidates.
小题1:考查定语从句，先行词是two of her friends, 定语从句是代词+介词of+whom（neither of whom）引导的
小题2:考查词组：腾出地方：Make some room for 为了：so that….，就坐：be seated at…。
小题3:考查词组：对…上瘾，be addicted to， who is addicted to the net 是定语从句修饰the boy, which引导非限制性定语从句, as a result因此, be worth sth
小题4:考查词组： take action 采取行动，to protect the environment是不定式做目的状语, 受益于benefit from，反之：in turn.
小题5:考查词组：allowed sb to do允许某人做…,stand out脱颖而出