一个 八年级 英语题-------在线等999

一个 八年级 英语题-------在线等999
Also, I helped（7）volunteers how to work as volunteers. It was great to play games with children and it’s good to（8）other volunteers get on well with the children.
Being in a new country helps our（9）know the meaning of real life. So returning to the UK with confidence（自信）, I soon found I would certainly（10）to Ghana for a third time in the future. In fact, for me, it’s the（11）to stay at home!
Volunteering was a really positive experience. There were tears（眼泪）when we（12）the children, but we have some photos of them at the Children’s Home and even better memories（记忆）.
7、A：old B：good C：bad D：new
8、A：look B：ask C：help D：let
9、A：friends B：teachers C：students D：volunteers
10、A：return B：go C：come D：turn
11、A：happiest B：hardest C：easiest D：funniest
12、A：reached B：returned C：saw D：left
请选出答案,并解释（必须解释原因哦）,谢谢