句型转换，每空一词。

1. I'm certain that he's telling the truth.

    There's ________ that he's telling the truth.

2. They are busy with their test and have no time to have a rest.

    They ________ in their test and have no time to have a rest.

3. The house which is being built is our classroom.

    The house ________ is our classroom.

4. All of us must make decisions wisely about what is to be done every day.

    All of us must make ________ decisions about what ________ every day.

5. I would rather be punished than tell a lie.

    I ________ punished rather than tell a lie.