A:片面最惠国待遇之我见
B:试析《南京条约》严重危害
C:鸦片贸易对中国的危害
D:中国鸦片战争失败原因初探
操场上有三根测杆AB,MN和XY,MN=XY,其中测杆AB在太阳光下某一时刻的影子为BC(如图中粗线).
(1)画出测杆MN在同一时刻的影子NP(用粗线表示),并简述画法;
(2)若在同一时刻测杆XY的影子的顶端恰好落在点B处,画出测杆XY所在的位置(用实线表示),并简述画法.
关于我国气候特征的叙述,不正确的是( )
—________are you getting ________ your English?
—Very well.
____This is a picture of my uncle's family. These are my uncle and aunt. Those are their children(孩子),Li Ming and Li Ling.
____ Look at the picture. This is my friend. His name is Jack.
____Here's a photo of my family. These are my grandparents. Those are my parents. This is me.
____Look at this picture. This is my father and that is my mother.
____ Look at the three boys. They are my cousins and me.
A B C
D E