Without proper lessons, you could ________ a lot of bad habits when playing the piano.
A. put up B. catch up
C. keep up D. pick up
Young drivers are far more ______ to have accidents than old drivers.
A. likely B. perhaps
C. probable D. possible
It was at the school gate _____ we gave the foreign visitors a warm welcome.
A. which B. that
C. when D. where
He tried his best to cover up the truth, but his expression _____ him _____.
A. gave...off B. gave...out
C. gave...away D. gave...up
_____ ourselves from stress, we need deep thought and inner quietness.
A. Free B. Freed
C. To free D. Freeing
The twins, who _____ their homework, were allowed to play badminton in the yard.
A. will finish B. finish
C. have finished D. had finished
