As we know, the UK _____ four parts, England, Wales, Scotland and Northern Ireland.
| A．is made of | B．is included | C．is consisted of | D．consists of |
The small grocer was at the ______ of the people he owed money to.
| A．expense | B．cost | C．mercy | D．sight |
Green products are becoming more and more popular because they are environmentally ______.
| A．friendly | B．various | C．common | D．changeable |
Nobody could believe what Chloe says because she is ______ changing her mind.
| A．regularly | B．steadily | C．suddenly | D．constantly |
Don't ______.You will ______ new customs and different ways of thinking.
| A．lose your heart；apply to |
| B．lost heart；apply yourself to |
| C．lose your heart；adapt to |
| D．lose heart；adapt yourself to |
It______ a calm head to find the best solution to such a difficult problem within a short time.
| A．costs | B．takes | C．spends | D．needs |