My mother was doing the cleaning in the sitting room ________ the telephone rang.
People like eating _____ very much. They are called “apples under the ground”.
The Xisha Islands are _____ South China Sea. They belong to China.
_____ useful advice it is!
---We are going to Beijing for a job interview this weekend.--- !
John is preparing his tomorrow’s speech, for he has been chosen _________ a member of the English Speech Club.