Many of the students turned a deaf ear to his advice, they knew it to be valuable．
A．as if B．now that C．even though D．so that
The thick mist _____ gradually as the sun rises．
A．passes out B．passes on
C．passes off D．passes away
My parents were not happy as they don’t approve ____ out at night．
A．of Mary and me staying B．of me and Mary staying
C．to Mary’s and my staying D．when Mary and me stay
We haven’t seen each other for 20 years, but I recognized him _____ I saw him．
Which of the following is wrong ?
A．immediately B．the moment
C．as soon as D．while
Life is the most important in the world so we should never compromise _____ safety standards．
A．with B．between C．on D．in
Generally speaking, when _____ according to the directions, the medicine had no side effect．
A．take B．taken C．to take D．to be taken
