While watching television, __________.
A．the doorbell rang B．the doorbell rings
C．we heard the doorbell ring D．we heard the doorbell rings
_________, the more expensive the camera, the better its quality.
A．General speaking B．Speaking general
C．Generally speaking D．Speaking generally
Mary never does any reading in the evening, _________.
A．so does John B．John does too C．John doesn’t too D．nor does John
If you go by _________ train, you can have quite a comfortable journey, but make sure you get __________ fast one.
A．the; the B．不填；a C．the; a D．不填；不填
Before building a house, you will have to _________ the government’s permission.
A．get from B．follow C．receive D．ask for
The doctor advised Vera strongly that she should take a holiday, but _______ didn’t help.
A．it B．she C．which D．he
