--- Better get down to your work, Jack.--- _____.
Whether enough blood is donated could be a(an) ________ of life and death for the accident victims.
Though __________ money, his parents managed to send him to university.
—How often do you eat out? —__________,but usually once a week.A.Have no ideaB.It dependsC As usualD.Generally speaking
At the street corner, anyone who is seen carrying a bag, a box, or ___________, is stopped by the police.
— you like the car so much,why not drive it back? —Well,I can’t afford ________ car.