Ben was busy taking a training class, _________ we had to wait for him for half an hour.

Where are the students? How could they keep us waiting for so long? –They started an hour ago and they ____ be here in fifteen minutes, I think.

Neither Jim’s cousins nor he himself ____toAmerica , but _____ of the know the country very well.

Many people in China have never dreamed of ________ a chance for them to learn to drive aftertheir retirement[ ]

Hey, Mary! What is your brother’s — Oh, it’s Tom.