How many times do you brush your ________(tooth)every day, Beibei?
________ is really hard ________ them to climb Mount Qomolangmo．
A．
This, to
B．
It, for
C．
This, for
D．
It, to
There ________ a lot of food, milk and fruits in the fridge．
is
are
have
has
The ________ in his study are full of science books．(shelf)
You never go to the movies, ________?
don't you
do you
won't you
can't you
改为同义句
The boy often goes to school without breakfast．
The boy often goes to school without ________ breakfast．
I know healthy food is good ________ my health．
to
at
for
of
The school life is really simple and free, but now I have it no more．
The school life is really simple and free, but now I ________ ________ it ________ ________．
用be适当形式填空
There ________ some water in the cup．
There ________ an apple and three oranges in the box．