Have you checked all the CDs _______ to the mountainous area next week?
The professor, ________ his assistants, _______ conducting the experiment.
--- Did you have a good time at the party?--- Thanks. I appreciated _________ to your home.
It will be _____ fortnight before he gets _______bachelor’s degree.
---Mike, Guess what? Our team won the basketball game yesterday.---_________.
The Dragon Boat Festival, which is celebrated _______QuYuan, falls on the fifth day of the fifth lunar month.