—I think everyone must do his best to _______pollution.
—If so, there will be a good future for people of tomorrow.
A. keep B. stop C. stand
This dictionary______ Tom's. It has Ann's name on it
A. might be B. may he C. can't be
Listen, our teachers ______ Red Songs in the next room.
A. sang B. are singing C. sings
July 1st of this year is ______ birthday of CPC (中国共产党).
A. ninety B. the ninety C. the ninetieth
At night, we can see colorful lights on both ______ of the streets.
A. sides B. side C. side’s
Many of my classmates think Wang Han is ______ host in Hunan TV Station.
A. popular B. more popular C. the most popular