Phần câu điều kiện 
1) This soup isn't't very good . It.......(taste) better if it .......( not/be) so salty
2) I think there are too many cars. If there....(not/be) số many cars there ....(not/be) số many pollution
3) If you ...(have) enough money to go any where in the world where ....( you/go) 
4) This box has got to be in Chicago tomorrow, I'm sure if I...(send) ít today by experess mail it ....(arrive) in time
5)Last night Alex ruined his sweater when he washed it. If he ....(read) the label, he ....(not/wash) it in hot water