【简答题】They are planning to develop this area.
【单选题】哪项不是胸膜摩擦音的特征
A.
于呼吸两相均可听到,吸气末或呼气初较为明显,屏气时消失
【简答题】They are planning to take a journey ______ Hong Kong.
【简答题】They are planning to rebuild the middle school.
【多选题】下列关于票据背书连续的效力表述中,正确的是( )。
【判断题】They are planning to buy a house on Harbour Street.
【单选题】They are planning to __ the oil under the sea.
【单选题】( )主要用于计算由平均指标组成的数据顺序列的平均数