Much to his joy, the old man may be able to get a hardship _____ from the government,   which covers his expense.
#5334
A
insurance
B
allowance
C
competence
D
circumstance
推荐题目
Many people lost their ____ in the firem but a few lucky ___ escaped.
#7388
A
life; people
B
lives; one
C
lives; ones
D
lifes; people
His latest research is at the   of genetic science. 
#5898
A
maiden voyage
B
cutting edge
C
focus group
D
daily basis