It really seemed ages ____ the police came on the scene and cleared away the damaged cars．
A．before B．after C．when D．as
QQ, you can chat with your friends, makes communication easy．
A. how B. where C. that D. which
Lady Gaga has put off her concerts because of the difficulties _______by the ongoing strikes.
A. causing B. to cause C. to be caused D. caused
________ he driven more carefully, the accident would not have happened the other day.
A. Be B. Had C. Has D. Would have
It was ________ that saw a lot of close matches in the 16th Asian Games in November, 2010.
A. Guangzhou B. located in Guangzhou
C. in the city of Guangzhou D. held in Guangzhou
--- Beg your pardon, but I didn’t follow you．
--- Oh, I ______ myself．
A. would talk to B. talked to
C. had talked to D. was talking to
