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
It was a great _____ for him to be pleasant to people he didn’t like.
#6744
A
attempt
B
trouble
C
power
D
effort
By all _______, you must try every _______ to help him.
#7316
A
mean, mean
B
means, means
C
means, mean
D
mean, means
--- Who did you spend last weekend with? --- ______.
#6825
A
Palmer’s
B
The Palmers’
C
The Palmers
D
The Palmer’s
Finding information in today’s world is easy．The_______is how you can tell if the information you get is useful or not。
#7325
A
ability
B
eompetition
C
challenge
D
knowledge