按拼音写汉字
lí lí
yuǎn fāng
qī qī
____
—What ________ they________?
—They were difficult.
当肋骨间的肌肉和膈肌收缩使得胸腔容积扩大时,出现的现象是( )
贴春联是我国的传统民俗。春联“林海雪原,沃野龙江麦浪滔”、“碧水蓝天,沙滩椰林稻花香”反映的省区是( )