It _____ last week that the haze(雾霾)in Beijing caused many problems.
Tell me ______________.
—Who do you want to talk with at the end of the speech? —The man_________ Mr White.
The top detective asked the witness if he had seen _______ at about 10 p.m.____.
People _______ our support and help . We must do something at once.
This pair of glasses cost ________ that she didn’t buy them.