Busy ___________ he is, he can fulfill the task ahead of schedule.
A. because
B. as
C. however
D. although
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___________ a research student, I would at least master two foreign languages.
A. Should I become
B. I should become
C. would I become
D. Had I become
Often ___________ not to touch the poisonous chemical.
A. does Fort warn us
B. Fort warned us
C. Fort wans us
D. had Fort warned us
Against the wall on the opposite side _____________.
A. there stand two cupboards
B. two cupboards stand there
C. there two caupboards stand
D. stand two cupboards
It is usually cool here in summer, but in Los Angelas it ______________.
A. is rarely
B. rarely is
C. hardly is
D. scarcely is
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