There are___people in Dale's family. They live on the___floor.( )
A.five; nineB.fifth; nine
C.five; ninthD.fifth; ninth
There are so many fish swimming in the pool.They__very happy.( )
taste
smell
sound
look
Today is Jack's birthday.He is__ years old now.( )
fourteenth
fourteen
the fourteenth
the fourteen
The Biology problem is too hard,so students can work it out.( )
little
few
a little
a few
__May 5th,2017,the C919 took off successfully for the first time at Shanghai International Airport.( )
On
In
At
Of
We'll have to say goodbye,my dear friends!But I will__forget the days we spent together.( )
always
often
never
usually