英语汉译英，兄弟们帮忙在线等。

1.Question is whether we can complete work on time.
2. Do not forget to leave the classroom lights are turned off.
3. My house yesterday, the cat gave birth to four kittens.
4. The old tradition is giving way to new fashion.
5. The world's people yearn for peace and freedom.

1.the problem is whether we can finish the work on time
2.please don't forget to turn off the light before leaving classroom
3.my cat had given birth to four kittens yesterday
4.old tradition is giving way to new fashion
5.all the people in the world all desire for peace and freedom

1.the problem is when we can finish the task on time. 2.don't forget to turn off the light when you leave. 3.my cat give birth to three little cats. 4.the old tradition is giving way to the new fashion. 5.all the people of the world desire for peace and freedom. 纯脑力翻译啊。手机一个个打出来的

The issue is that if we can complete the task on time.
Don't forget to