No wonder he looks tired! He’s been studying for the exams all week, ____ he’s been working in a bar at night.
As soon as I entered Evan’s company I saw a board ________ “ ________ to Evans”.
I have offered to work for the store owner _____ one night’s stay.
—Why didn’t you tell him about the meeting? —He rushed out of the room_____I could say a word.
His letter was so confusing that I could hardly make any ______ of it.
The nutrients in _____falls into the ocean quickly become available to other living creatures.[来