【判断题】
Accordng to introduction etiquette, the younger people should be introduced to older people first.
【单选题】
Measles(麻疹) ________ a long time to get over.
【判断题】
The more I learn, I find I dont know the more. 请判断此句是否正确。
【单选题】
The manager promised to keep me ____ of how our business was going on.
【单选题】
Keep your office space looking good, ( ) your desk.
【单选题】
25. In some parks visitors are requested to keep ____ the grass.
【判断题】
In precis writng, try to keep the direct quotations in the orignal passage.
【判断题】
In precis writing, try to keep as many specific words as possible.
【判断题】
In precis writing, try to keep all the examples in the orginal passage.
【单选题】
A balanced diet is ______ as a quick and effective way to keep in good health.