—We all had a lot of fun at the barbecue yesterday. Pity you weren’t there. — I really should have gone with you, but I ________ on some remaining problems. 
#100311
A
was working
B
would work
C
worked
D
had worked
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 I ____ Mr. White at that time, otherwise I wouldn’t have asked you for some information about him. 
#101527
A
hadn’t known
B
don’t know
C
didn’t know
D
haven’t known
 ---- Hi , Randall,Come on in .----Uh, yeah, I __________ by to see if you ___________ for a roommate to share your house.
#104285
A
stopped; were still looking
B
will stop ;are still looking
C
have stopped ; were still looking
D
stop ; will have looked
I __________ glasses since I was in primary school and I hate them. They make me look like a bookworm.
#102386
A
have worn
B
have been wearing
C
have been worn
D
was wearing