In spring，the day is getting________．
A．shorter and shorter
B．longer and longer
C．short and short
D．long and long
We should do some things to protect the environment．For example，we shouldn’t________too many trees．
A．cut down
B．write down
C．grow up
D．pick up
—Remember this，children．________careful you are，________mistakes you will make．
—We know．Mr.Li．
A．The more；the more
B．The fewer；the more
C．The more；the fewer
D．The less；the less
—Which is________，the sun，the moon or the earth？
—Of course the sun．
A．smaller
B．the smallest
C．the biggest
—What’s the________of these vegetables？
—It’s about 3 kilos．
A．size
B．color
C．price
D．weight
The apples on this tree are bigger than________on that tree．
A．this
B．that
C．those
D．ones
