One way for students to prevent H7N9 flu virus is to open the windows of the classroom to allow the air to ________.
#13540
A
accumulate
B
circulate
C
illustrate
D
accelerate
推荐题目
It is reported that many battles broke out in the Middle East. What’s your ______ of the situation there?
#12370
A
assessment
B
anxiety
C
comprehension
D
consideration
If parents have children help with housework, the children will feel needed. , they will learn to take care of themselves.
#13869
A
On the contrary
B
In a word
C
That is to say
D
What’s more
The girl cycled round the corner so quickly that she lost her ____ , fell off and hurt her legs seriously.
#13877
A
patience
B
control
C
balance
D
touch