Our boss is very ________，so we have to arrive on time，or we would be fined.
A．serious B．strict C．energetic D．organized
Mark was afraid of being scolded，so he________say what he thought to his parents.
A．dare not to B．doesn't dare to
C．dared not to D．didn't dare to
The audience waited in________silence while their aged speaker searched among his notes for the figures he could not remember.
A．respective B．respect C．respectful D．respectable
I always hate________when reviewing lessons and appreciate________alone.
A．disturbing；staying B．to disturb；to stay
C．being disturbed；staying D．to be disturbed：to stay
Most of the students got a favourable impression________the new teacher，and they were especially impressed________his humour and broad knowledge.
A．on；by B．towards；with
C．of；with D．to；with
—You know，Bob is a little slow ________understanding.
—So I have to be patient________him.
A．in；with B．on；with C．in；to D．at；for
