非谓语动词考点精编陷阱题训练1. he looked around and caught a man ______ his hand into the pocket of a passenger. a. put b. to be puttingc. to put d. putting2. when you’re learning to drive, _______ a good teacher makes a big difference. a. have b. havingc. and have d. and having3. i felt it a great honour ______ to speak to you.
