As is well known to us all, in China pigeons stand for peace. However, in India the wheel in its national flag is also a _______of peace.
Some countries have banned smoking in public places ______ public health.
Mr. Smith had to go to work by bus this morning as his car ______.
Food and fruit are forbidden in the library, ______ you are allowed to have drinks and sweets with you.
Being ______ highly skilled reader is ______ key to becoming successful in the Information Age.
—Do you have jobs in your company? —I’m afraid not. _____, we’ll tell you.