How many monomorphemic words are there in the following words? cats boss work improper tried
A、1B
暂无解析
Thenewdiscovery_______beofgreatservicetomankind.
Inordertobuyanewcar,youshouldatleast______onehundreddollarsaweek.
Jennycomplainedthatthehospital________hertoomuchforthetreatment.
添加辅食不正确的是（）
改写病句：Peterorderedthemealforhisfriendsrangingfromfriedshrimptochoppedbeef.
