Could I go swimming with my friend, dad?
No, it's very dangerous for kids________ swimming without adults.( )
go
going
to go
went
No one can be right all the time.When people make mistakes,we shouldn't__them.( )
wait for
send for
knock at
laugh at
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