The _______, I think, he drew from his simple experiment is not scientific.
A．charge B．conclusion C．promise D．relation
Alice received an invitation from her boss, ________ came as a surprise.
A．it B．that C．which D．he
Most people find it hard to ________Beijing Opera to foreigners because of cultural differences.
A．get across B．get over C．come across D．come over
At the age of fifteen she gave up taking piano lessons to _____ her school work.
A．hold on B．call on C．put on D．concentrate on
It is still under discussion _________ the old bus station should be replaced with a modern hotel or not.
A．whether B．when C．which D．where
David is a skillful worker. I’m sure he has enough _______ to fix all the electronic ______.
A．experience; equipment B．experience; equipments
C．experiences; equipment D．experiences; equipments
