题目内容：

求完成：用if...not或unless改写句子

they won't know the truth if you don't tell them

you will hurt your eyes if you don't take a rest after using computers for a long time

we will be late for the meeting unless we take a taxi there

your parents willget angry if you don't finish your homework

people will get sick easily unless we all try our best to protect the earth

he will come unless he is busy

she can't join the club if she doesn't apply for it

there won't be a nwe bridge if the government doesn't offer the fee

unless you agree to give us 3 more days,we aren't able to finish the project

we can't win the match if we don't practice every day

优质解答

they won't know the truth unless you tell them
you will hurt your eyes unless you take a rest after using computers for a long time
we will be late for the meeting if we don't take a taxi there
your parents will get angry unless you finish your homework
people will get sick easily if we all don't try our best to protect the earth
he will come if he is not busy
she can't join the club unless she applies for it
there won't be a nwe bridge unless the government offers the fee
If you don't agree to give us 3 more days,we aren't able to finish the project
we can't win the match unless we practice every day
unless= if (...)not