---Are you satisfied with the 20 students’ performance?
---Yes, though _________haven’t passed the road test.
A. all B. none
C. those D. ones
With time going by, we have come to realize that creativity is _________ it takes to keep a nation highly competitive.
A. what B. how
C. which D. that
She told herself not to let negative thoughts _________, but, whenever she slept, her past life rose before her and she could not help feeling helpless.
A. take up B. take over
C. take in D. take off
The job will be offered to __________ the employers believe has previous experience as well as a strong sense of duty.
A. no matter who B. no matter whom
C. whoever D. whomever
--- May I speak to Mr. Smith?
--- I am afraid he’s not ___________. He is at a meeting now.
A. absent B. convenient
C. beneficial D. available
_______ difficulty we meet with, we must finish it on time, because the opportunity is _______ valuable.
A. Whatever; that B. However; such
C. However; so D. Whatever; such
