6. You should have put the milk into the icebox, I expect it ______ undrinkable.
A. became
B. had become
C. has become
D. becomes
7. It's no good ______ him. He is always indifferent towards others' matters.
A. to turn to
B. turning to
C. turn to
D. turned to
8. Some companies have introduced flexible working time with less emphasis on pressure ______.
A. than more on efficiency
B. and more on efficiency
C. and more efficiency
D. than efficiency
9. She always put her medication on the top of the shelf lest the children ______ it by mistake.
A. took
B. should take
C. had taken
D. would take
10. The earnings of women are well below that of men ______educational differences that are diminishing between the two sexes.
A. although
B. though
C. despite of
D. in spite of
11. Many automobile accidents were ______ careless driving.
A. attributed to
B. resulted in
C. contributed to
D. raised from
12. The actress wanted a hat to ______ her dress.
A. go by
B. go through
C. go out
D. go with