你能帮帮他们吗
精彩回答
______ he has said sorry to you, please give him another chance. A.When B.Since C.Before D.Until
1年前
把多项式(x﹣y)²﹣2(x﹣y)﹣8分解因式,正确的结果是
1年前
材料是时代进步的重要标志,复合材料是新型材料研制的重要发展方向.以下属于复合材料的是( )
1年前
The land in the southwest of China is in great need of _______.
1年前
The best times to visit Shangri-la are spring and autumn ___ the temperature is at its mildest.
1年前