II ) Rewrite the following sentences so that the second sentence means the same as the first one
1, i dont have enough time so i can't go on holiday this summer
->If
2, i can't tell you because i don't know the answer
->If
3, they will do the test well.they will review them all hard
->if
4, the students will provide aids for the homless people tomorrow
->aids
5, the people will protect the environment now . the environment will be nice.
-> if
6,the storm destroyed many hoouses in this village last week
-> many houses
7, many rivers and lakes are poisoned.Factories produce waste and pour it into rivers and lakes( because )
->
8, plastic bags are a major source of waste.we shoul not throw plastic bags everwhere
->so
9, we won't hold the festival. it cost too much money
->if
10, they don't have a map , so they get lost
-> lf
