--________does your uncle do? - He is a teacher.
A. What B. Where C. How
My grandpa would like the radio.
A. to listen B.to listen to C. listening to
Liu Lei is good at English. She studies English byEnglish movies.
A. watchB. watching C. to watch
He used _______short, but he is tall now.
A. to beB. toC. is
It took me _______ hour to finish my homework.
A.a B. an C. the
My mother_________500 yuan_______the bike.
| A．paid, on | B．paid, for | C．spent, to | D．spent, in |