We use mobile phones when the plane takes off．
A．may not B．should n’t
C．need n’t D．must n’t
一What do you think of our performance on the charity show?
一Wonderful !I don’t think I can see a one·
A．bad B．worse C．good D·better
一Why were n’t you at the meeting?
一I for a long distance call from my sister in America·
A．waited B．was waiting
C．have waited D．had waited
The traffic rules say drivers must n’t drive if they are drunk， they will be punished.
A．but B．or C．and D·so
一We should all hold on to our dreams．
一Yes．A life without a dream is like a bird without ，which can’t fly．
A．water B．wings C．clouds D．food
The result of the discussion is that one group supported the suggestion while the other groups Were it
A．for B．between C．against D．with
