A:设法降低肿瘤细胞释放酶MMP13可一定程度上抑制肿瘤的增长
B:癌变是原癌基因突变导致的
C:MIF分子可抑制表皮生长因子的活性,进而抑制肿瘤的增长
D:癌细胞易扩散和转移的主要原因是细胞增殖周期缩短
它“利用‘冷战’的阴影,把‘遏制’共产主义的计划与制造商、出口商的热情融为一体。”这里的“它”是指
C
Hi! I'm Alan. This is my dream house (梦幻屋). It has a small but nice room. Some pictures are on the wall. There is (有)a bookcase in my room. There is a desk and a chair in it. My schoolbag is on the desk. Oh! Where is my pencil case? It is under the chair. There are some pencils and a ruler in the pencil case. My shoes and a basketball are under the bed. I like my dream house very much.
***的《卜算子•咏梅》赞美了“梅”的哪些优秀品质?