We all had a lot of fun at the barbecue yesterdayPity you weren’t there— I really should have gone with you, but I ________ on some remaining problems

Houston Rockets, ______ led by as many as 10 points in the first half, has dropped three straight after winning eight matches.

____ does your father work—He works in a hospital.

Listen, a small number of students ______ in theclassroom.

are his pens—They are in the box.