Rewrite the sentences beginning with the given words without changing their meaning:
1.His joot was injured.He managed to watk to the nearest hospital
-->Al though......
2.A lthough Tom was poor studen he studied very well
-->In spite of................
3.The distance from Ha Noi to Hai Phong is about 100 km
-->It 's about........
4.There ware trajjic jams in this treet during rush hour
--> There used to...........
(Các bn giúp mik với,mik xin cảm ơn)