Though he is in his late sixties, the well-known biologist begins each day ____ a sense of adventure and a sense of curiosity.
-----What do you think of Harry, our new roommate?----- I am not sure, but he is always asking _____questions.
We should employ people who ________ the job.
Alice didn’t know ____________ made her lose her patience and shout at her brother at that time.
Peter was so excited _________he received an invitation from his friend to visit Chongqing.
The new plan ___________three parts, each of which is very important.