以下哪些分类法是专用的标准文献分类法?()
A.UDC;
B.CCS;
C.ICS;
D.ASTM标准分类法。
参考答案:B, C
一块长方形菜地长35米,宽10米.它的一条短边靠墙,其他三边围上篱笆,需要围多少米的篱笆?
—Why haven’t you bought any gifts for your grandparents?
—Oh, my god! I ______ to , but I totally forgot all about it when shopping.
A.liked
B.wished
C.meant
D.expected