____的天空 弯弯的____ ____如洗
____的阳光 蒙蒙的____ 引人____
____的枝条 晶莹的____ 兴致____
____的田野 满意的____ 万____无____
已知直线y=2x+b经过点(3,7),求关于x的不等式2x+b≥0的解集.
20世纪70年代,美国急于同中国改善关系的根本原因是( )
What did you do on April 23 , World Book Day ? Did you find any interesting books ? Here is a book list from China's GAPP(中国新闻出版总署).
Title : Don't Blame Me , it's Not My Fault
Author :Jimmy
Jimmy,a Chinese painer, argued a lot with his 10-year-old daughter.Jimmy tried to understand his daughter , so he drew this picture book
for her . His paintings show kids' anger , pain , happiness and wishes .
Title : Climate Change + 2 Degrees
Author : Yamamoto Ryoichi
If the earth's temperature went up 2℃, what would happen ? In this book we learn about the history , today's situation and the future of global warming(温室效应). The author also tells us useful ways to protect our world .
Title : The Last Lecture
Author : Randy Pausch
Randy Pausch , a professor(教授)from New York , was asked to give a lecture . He knew it may be his last lecture , because he was dying . His lecture wasn't about death , but about getting over the difficulties , helping others to reach their dreams .
Title : Secret Garden
Author : Johanna Basford
It's a coloring book for adults . The book takes you on a trip through a secret garden . The pictures are black and white and you need to use the color pencils to make it colorful and beautiful . It's so popular with the white-collars(白领)because it's a good way to lower their pressure .
在平行四边形ABCD中,若AB=8cm,BC=6cm,则平行四边形ABCD的周长是( )
下列哪组个体都是通过有性生殖产生的( )。