【多选题】习总书记指出:应在市场起决定作用基础上完善宏观调控。说明市场有其局限性,主要表现为:( )
【单选题】Thr film lasts longer on TV than in the cinema ____.
A.
because of the commercials
B.
because there’s a break for the news
C.
because they show a longer version
【单选题】The film lasts longer on TV than in the cimema __.
A.
because of the commercials
B.
because there’s a break for the news
C.
because they show a longer version
【单选题】50元以上面额欧元钞票背面有()数字采用凹版印刷。
【简答题】科学研究表明,在细胞周期中,染色体的两条姐妹染色单体之间可能发生部分交换。某同学为了能够在显微镜下观察到有丝分裂染色单体部分交换这一现象,搜集获得如下资料并展开了研究: A.将细胞置于含有BrdU的某种培养基中培养,细胞能不断增殖。当DNA复制时,BrdU可替代胸腺嘧啶脱氧核苷酸掺入到DNA的子链中。 B.由于掺人BrdU的情况不同,经特殊染色后,着色的深浅也不同;在染色单体中,若DNA只有一条单...
【简答题】The film lasts longer on TV than in the cinema________.A. becauseof the commercials B. because there’s a break for the news C. becausethey show a longer version D. becausethere is sth wrong.
【单选题】What does Edward Telles' research say about Mexican — Americans?
A.
They may slowly improve from generation to generation.
B.
They will do better in terms of educational attainment
C.
They will melt into the African-American community.
D.
They may forever remain poor and underachieving.