With his eyes ________ the work attentively, he didn’t know what was happening outside.
A. focusing on B. focused on C. fixing on D. to fix on
The poor woman had not slept all night and was completely _________.
A. burnt out B. reached out C. watched out D. turned out
________ they are my neighbors, I don’t know them well.
A. While B. Despite C. As D. Now that
Who is ______ that is _______ for the terrible mistake?
A. he; to blame B. it; to blame C. he; to be blamed D. it; to be blamed
The production of cars of this company has increased ______ 300, 000 a year, but the sales of new cars have fallen ______ 20 percent this year.
A. to; with B. to; by C. in; to D. in; by
The newly-built lab is ______ the old one.
A. three times so big as B. as three times big as
C. three times bigger than D. three times the size
