唐代游历和巴渝的大诗人主要有（）。
A.李白
B.杜甫
C.白居易
D.刘禹锡
参考答案：A, B, C, D
As is known to us all, children in our country have the right of receiving ________ education by law.[ ]
A. traditional
B. commercial
C. cultural
D. compulsory
以下哪些成年期疾病的危险因素可常幼形成，应予以重视（）
A.心血管疾病
B.脑血管疾病
C.单纯性肥胖症
D.糖尿病
E.肾脏疾病
ght of receiving ________ education by law.[ ]