Jimmy wants to _______ his trip because he is too busy with his studies.( )
put off
wait for
prepare for
Jane has become much__than before.She can express herself in public now.( )
brave
braver
lazy
lazier
No one can be right all the time.When people make mistakes,we shouldn't__them.( )
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