— What are you doing this Saturday?
— I'm not sure, but I go to the Rolling Stones concert.
| A．must | B．would | C．should | D．Might |
The government managed to have two chemical factories built, though _____ by the citizens.
| A．being opposed to | B．opposed to | C．was opposed to | D．having been opposed to |
— Shall Mary come to the concert with us？
－Not_____she has finished her paper．
| A．since | B．once | C．when | D．unless |
--- Won’t you go to Kathy’s wedding party?
--- No, _____ invited.
| A．though | B．if | C．as | D．once |
---Did they tell you the final decision of the committee?
---No, they didn’t, but I think I ought to ______.
| A．/ | B．be | C．have | D．have been |
－Why didn’t Tom give you one of his paintings?
－I didn’t want one，but he would have given me one if I______.
| A．did | B．would | C．will | D．had |