我国自治区 * * 、自治州州长、自治县县长由()担任
A:实行区域自治的民族的公民
B:国务院从国家领导人员中选任
C:国家副 * * 任命
D:少数民族人数较多的公民
参考答案:A
—I ___________ a rainbow in the sun.
—Really? Do you know how many colours ___________ in a rainbow? [ ]
A. just have seen, there are
B. have just seen, are there
C. just saw, there are
D. have just seen, there are
开放式问卷的优点是()。
A.答案标准化,便于资料的整理分析
B.适用于答案较多、较复杂的问题
C.适用于文化程度较低的应答者
D.有助于提高问卷的回收率
E.可以得到丰富资料,反映应答者深层次看法