The bird Flu disease once became the t_to people in some are
The bird Flu disease once became the t_to people in some are
the bird flu ____has killed ____chicken in some Asian countr
the bird flu is very serious in Turkey ,where 18people have
The H7N9 bird flu is a disease ______ can be very dangerous.
Some people feel sick in the winter.many people get the flu.
Some people are swimming in the p...
There are some people in the hospital
at+the+moment+it's+very+hard+for+people+to+get+bird+flu是什么意思
The risk from bird flu is generally low to most people _____
In order to find the real__of bird flu,scientists spent a la
There are some people in the hospital.(改成一般疑问句)
Some people are taking p___ in the park .