武汉内涝损失:【求助】：几个英语问题，英语好的过帮忙啊

As a girl， she was good at maths。
（When ）she（still ）a girl，she was good at maths。
（ When）she（was ） a girl，she （ done）well（at ）maths.
当她还是女孩的时候,她的数学很好.
2。whose is the book on the desk？
（Who ）（is ）the book on the desk（ belongs）（to ）？
桌子上的书是谁的?
3。this pair of sports shoes is Tom’s。
this pair of sports shoes （ belongs）（ to）Tom。
这双鞋子是汤姆的
4。TOM runs faster than any other boy in his class。
TOM runs （ the）（fastes ）（ among）the boys in his class。
汤姆是男孩子中跑得最快的.

1。As a girl， she was good at maths。
（Although ）she（was ）a girl，she was good at maths。
（Though ）she（ was） a girl，she （did ）well（in ）maths。
虽然她是个女孩，可她的数学很好．
2。whose is the book on the desk？
（ What）（ does）the book on the desk（belong ）（ to）？
桌上的书是谁的？
3。this pair of sports shoes is Tom’s。
this pair of sports shoes （ belongs）（ to）Tom。
这双运动鞋是YOM的．
4。TOM runs faster than ant other boy in his class。
TOM runs （ the）（fastest ）（ among）the boysin his class。
TOM是班级里男生中跑的最快的．