—Sorry, Madam. Any problem? — Yes. The fish is served undercooked and with nothing                 .

I watched everyone hurrying to and fro, most with eyes ____ the ground.

With all the novels he was interested in ___, he left the library and went back to his dorm.

With a huge amount of food ________，all of the staff are busy preparing for the dinner tonight.

— How about the suggestion Prof. Smith put forward at the meeting last Friday? — The committee discussed it for hours without a decision _______.