题目内容
在其他因素不变的条件下，销售价格上升，会使单位边际贡献变大，导致保本点降低。
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当企业各产品的边际贡献率确定时，增大边际贡献率高的产品的销售比重，便能提高加权平均贡献率，从而使保本点降低。
Which of the following describes is not true?
5、Completethe followingsentencesaccording to the first letter given.（1）Lucyis getting married this Sunday. I am going to be her b_________.（2）I started work a_________d_________and returned only at nightfall.（3）S_________c_________was an important means of man-carrying transportation in ancient China.（4）It’s late.Who will e_________ this young lady home?（5）At Christmas it was c_________ for the children to perform bits of poetry.
Only child versus siblingsRead the text and fill in as many words as you can. Then listen to the recording, check your answers and fill in any missing words.[音频]I am not an __1__ child, but my sister is 14 years __2__ than me. She left home when I was ___3__(填数字) years old, so I had no one to play with. Besides , my __4__ were older--my mother was 40 when I was born.Now I have four children, who are 3 , 5 , 14 and 16 years old. My sons are the two older ones . My girls are the younger ones and they always ___5__ about their toys. But the boys often find a way to __6___ them. There are a lot of good things about having ___7__ than one child. Siblings teach us to __8__ with others more easily. An only child never has to __9___ with anyone in their home, but a child with siblings __10____ to share at an early age.
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