搜题请搜索小程序“爱下问搜题”
问题 选择题

下表是我国A、B两城市(忽略两地海拔差异)某日的日出日落时间，回答。

1．下列说法正确的是：

A．这天太阳直射点位于赤道到北回归线之间

B．A城市处地球自转线速度小于B城市处的地球自转线速度

C．这天AB两城市都看到太阳从东北方升起，西北方落下

D．A城市属于温带大陆性气候

2．A城市的经度可能是：

A．101．50E      B．1140E      C．1200E      D．1260E

3．A城市位于B城市的：

A．东北面      B．西北面     C．东南面     D．西南面

答案

1.B

2.D

3.A

解答题

求证：如果两个相交平面分别经过两条平行线中的一条，那么它们的交线和这两条平行线互相平行．
查看答案
填空题

Kofi Annan says helping survivors of last week’’s earthquake and (1)________in the Indian Ocean is (2)________. The United Nations secretary-general says countries that have offered aid must (3)________and provide it. The offers add up to around (4)________dollars. United Nations officials say (5) ________of that is needed during the next six months.The concern about offers of international aid is (6)________. For example, the earthquake in Bam, Iran, in (7)________of 2003 killed more than (8) ________people. Countries and groups offered hundreds of millions of dollars (9) ________. The United Nations says it has (10)________only about (11)________dollars in aid received so far. Governments and organizations that offered help (12) ________that, however.On (13)________Mr. Annan met with world leaders in Jakarta, Indonesia to discuss aid for (14)________. The leaders discussed and (15)________the idea of (16)________owed by affected nations. But the leaders did not say they would do so. Some said that (17)________to survivors would be more helpful.Representatives of (18)________countries and international organizations attended the meeting in Jakarta. Officials say they will cooperate to develop (19)________ for the Indian Ocean and the (20)________.
查看答案