正常人每天食物中含铁量()
A.10~15mg
B.15~20mg
C.20~25mg
D.5~10mg
E.1~5mg
参考答案:A
Pop music is loved by lots of young people,but it is not to everyone’s _________.
A.smell
B.taste
C.sound
D.favor
Daniel, you _____ into things. How can anyone be so clumsy? [ ]
A. always knock
B. are always knocking
C. always look
D. are always looking