The traffic police stopped three trucks heavily loading with merchandi-考呗网

单选题The traffic police stopped three trucks heavily loading with merchandise that looked as grain bags.

结构应用及固定搭配
load with在此作宾语补足语，因表被动，应用过去分词；“看上去像”应用look like而不是look as；因为like在此是介词，而as作介词时没有此含义；因此答案为B。

1According to some scientists, the computer will do much harm to people's health as smoking and drugs do.

3I knew nothing of the motives behind his recent move, and I don't know either the person to put him up to the action.