Before you decide to leave your job，_____ the effect it will have on your family.
| A．consider | B．considering | C．to consider | D．considered |
— Shall Mary come to the concert with us？
－Not_____she has finished her paper．
| A．since | B．once | C．when | D．unless |
Manyastudent _____thatmistakebefore.
| A．hasmade | B．havemade | C．hasbeenmade | D．hadmade |
My mother is always warning me when I go out, “Don’t get off the bus ____ it is stopping.”
| A．until | B．before | C．while | D．after |
—Johnson, there’re a lot of chairs over there. Go and fetch ________ for me.
—Why ________ ? Mike is sitting there doing nothing.
| A．one; me | B．that; not he |
| C．it; not him | D．some; I |
---What is the terrible noise ?
----The neighbours________their kitchen.
| A．have repaired | B．are repairing | C．repaired | D．will repair |