Do you know ______ Zunyi or not tomorrow?
| A．whether are they leaving for |
| B．whether they are leaving for |
| C．if they are leaving for |
| D．if are they leaving for |
The kids are looking forward to ______ Spring Festival.
| A．celebrate | B．to celebrate | C．celebrating | D．being celebrated |
Everyone in the class studied very hard since no one wanted to _____.
A. fall down B fall off C. fall behind D. fall out
No matter how hard it is, just go on and never ____.
| A．give up | B．give away | C．give in | D．give off |
While you are doing math exercise, put a calculator(计算器) ____ to help you.
| A．in hand | B．at hand | C．by hand | D．on the hand |
Here you are! This is one of the keys ____ the lock.
| A．of | B．for | C．to | D．in |