1. are arrested / are taken
2. is usually kept
3. we will be told ( we were told)
4. was invented
5. are you allowed
6. will be given
7. was Aiden's bike found
в номере 3 возможны оба варианта: нам скажут о заданиях будущего теста или нам сказали о заданиях будущего теста