It said the country's confirmed H7N9 cases were isolated and there has been no______ of human-to-human transmission.
#5258
A
mark
B
symbol
C
sign
D
signal
推荐题目
I saw Mary dancing at the party and on such ______ she was really excellent.
#5513
A
scenes
B
situations
C
positions
D
occasions
Office _______ is just something that he plays at; the one thing that really interests him is golf.
#5357
A
ambition
B
enterprise
C
routine
D
Framework
We have every reason to believe that our business has shown a(n) ____ to improve.
#5546
A
direction
B
tendency
C
aspect
D
effect
Although we had told them not to keep us waiting, they made no _________ to speed up deliveries.
#6150
A
trial
B
attempt
C
action
D
progress