1.people thought that corona viruses originated in wuaHan
-->it.......................................
2.in spite of having very little money ,they are happy
-->althought.................................................
3.khanh started playing computer games in 2012
-->khanh has ........................................
4.Mr.cuong is determined to countinue working when he is 65
-->Mr.cuong is no
Loga
Sinh Học lớp 12
