we should prevent people()down
3个回答

1、B

解析:prevent sb from doing sth 阻止某人做某事

2、C

解析:arrive是不及物动词,arrive in +大地点、arrive at+小地点

3、C

解析:sb looks good in sth某人穿什么很好看 sth looks good on sb某物很适合某人

4、A

解析:made of ... 由...制造(看得出原材料) made from... 由...制造(看不出原材料) made in . 由哪里制造