I feel it hard to keep up with my classmates. But whenever I want to _______, my teacher always encourages me to work harder.
A．give in B．give back C．give out D．give up
You can’t pass the exam ______ you study harder.
A．unless B．if C．when D．so
The basketball isn’t _____. It belongs to _________.
A．Tom; Sam B．Tom; Sam’s
C．Tom’s; Sam D．Tom’s; Sam’s
There are many boys football in your school.
A．play B．plays C．are playing D．playing
He pretended English when his father entered.
A．reading B．to reading C．to be reading D．read
— I feel tired and sleepy. — Why not stop _______?
A．to work B．having a rest
C．to have a rest D．to go on with your work
