All the teachers and students _________ National Day with a party.
A. celebrated on B. celebrated
C. congratulated on D. congratulated
The stones each ________ as much as two tons.
A. weighs B. are weighed C. weigh D. is weighed
________ to overcome the difficulty，he works day and night．
A．Determined B．Determining
C．To determine D．To be determined
一Did he notice you enter the classroom?
一I don’t think so．He _______ to the radio with his eyes shut·
A．1istened B．was listening
C．has listened D．had listened
I think it’s impolite to play ______ trick on others just for ______ fun
A．a：＼ B．＼；a C．the；＼ D．a；a
I have bought two ball pens ,______ writes well.
A. none of them B. neither of them
C. neither of which D. none of which
