1. Not everybody attending the meeting agreed to the suggestion ______ by the chairman.
A. put up B. put on C. put forward D. put out
2. The research group were determined to _____ the experiment until they could _______ a conclusion.
A. carry on; come to B. carry out; arrive at C. carry away; draw D. carry to; reach
3. ---Oh, doctor, The wound on my leg is infected.
---You really shouldn’t have left it _______ to the sun.
A. discovered B. exposed C. opened D. buried
