We paid ________ cash in the hope that we can get a 15% _________.
This is the ______ bag ______ lost yesterday, but it’s not mine.
----- Do you have clothes ______? I’ll wash them for you. ------No, thank you. I will wash them myself.
______ a good insulator(绝缘体) , rubber is often used in cables.
I felt ______ tired, but he didn’t stop ______.
All of us need ______.