The teachers encourage their students to________the problems by themselves，and in this way students can enjoy success．
A．give up
B．work out
C．look through
She is similar her mother.
A、to B、with C、of
Did you find the answer the question about TV very interesting?
A、to, watching
B、of, watching
C、to, watched
What do you usually do weekends?
A、on B、of C、in
He is__________ outgoing student long hair.
A、a, with B、an, with C、a, of
—_______do you use the Internet a week? —Twice.
A、How often
B、How soon
C、How many times