If I went to the moon, I ______ bring something unusual back to the earth.

—Must I go with you?—No, you ________.

—Paul has lost her iphone 5.    —No, it ___be in her bag. I _______ hear it.

--- Have you decided which club to join?--- Not yet. I __________ go to the Music Club.

To forbid the cheating strictly in this important exam, the authorities have released a rule that students _________ bring any reference books and stationery into their classrooms.