Question

We're going to have a picnic ________.

1. A.
   in next week
2. B.
   tomorrow one o'clock
3. C.
   next month
4. D.
   in Saturday evening

Answer 1

C
时间状语中含有next，last，this，that，today，tomorrow，yesterday等词时，前不加任何介词。D中的in应改为on。