Apartments are usually used in America, while ______ are usually used in UK.
举一反三
- The overhead bins are usually used for ______?
- What is usually used as the frame of skyscrapers?
- They are usually used in transaction processing applications.
- Usually computers ______ to search the Internet. A: use B: are using C: are used D: used
- What is not usually used to decorate the Christmas trees?