锌缺乏症患儿每日补充元素锌为()
A.0.5~1mg/d
B.1~2mg/d
C.2~3mg/d
D.3~4mg/d
E.4~5mg/d
参考答案:A
写出下面句子中画线词的意思。
1.快再休提前话。( )
2.把头又狠狠摇了几摇,越发指得紧了。( )
3.这来者系谁,这样放诞无礼。( )
4.登时就没了气。( )
5.可是小胖墩儿也是个摔跤的惯手。( )
I’ve promised my daughter to go to Beijing with her, but I have to ________ because of the meeting.
A.take it up
B.make it up
C.give it up
D.put it off