【简答题】左下图为1999-2007年我国耕地减少的重心转移示意图,右下图为1999-2007年我国耕地面积与粮食产量变化曲线图。读图完成下列各题。 小题1:我国耕地减少的重心转移,主要原因是 ①1999-2003年转移,是因为西北地区种植业结构调整 ②1999-2003年转移,是因为西北地区生态退耕 ③2003-2007年转移,原因是东南沿海地区城市化速度快 ④2003 -2007年转移,原因是东南沿海地...
【简答题】What should we prepare before our work?We should wash ______ and eat our breakfast properly.
【简答题】完形填空。 Breakfast is very important. It is one of 1 of the day. To keep healthy, everyone should 2 a good breakfast . 3 the right food is necessary for good health . We way have eggs, bread, milk, etc. ...
【简答题】完形填空。 Breakfast is very important (重要的) to people, so you should eat well for breakfast, 1 now many people don't have breakfast, 2 they are very busy. Some people want to 3 longer in the morning and t...
【单选题】为保证电气检修工作的安全,判断设备有无带电应( )
【单选题】为保证电气检修工作的安全,判断设备有无带电应( )
【单选题】A good breakfast should supply about what percentage of the necessary nutrients for the day?
【单选题】 文成公主与松赞干布和亲是在哪个历史时期
【单选题】The author appears to be very approbatory that
A.
there should be more eggs on breakfast table.
B.
people should spend more time on breakfast.
C.
the breakfast should consist of much more kinds of food.
D.
the breakfast should contain much more nourishment.
【单选题】为保证电气检修工作的安全,判断设备有无带电应( )