A:①②
B:③④
C:①③
D:②④
①过点P作PQ∥CD,交AB于点Q;
②过点P作PR⊥CD,垂足为R.
我国北方气候类型是 ____ ,气候特点是 ____ ;南方的气候类型是 ____ ,气候特点是 ____ .
—Oh, I forgot to tell you. Many children ____ (celebrate) Ann's birthday.
日本的传统服装是( )