--- Did you catch the train to Beijing last night?
--- No. It ______ for ten minutes by the time I got to the station.
| A．has left | B．had left |
| C．has been away | D．had been away |
—Why, Jack, you look so tired!
---Well, I _____the house and I must finish the work tomorrow.
| A．was painting | B．will be painting |
| C．have painted | D．have been painting |
It was not until mid-nightthey reached the camp site.
| A．to stop to have | B．to stop having | C．stop to have | D．stop having |
I wonder _______ can be done to get rid of my smoking.
A how B which C what D when
I can’t go with you now. I _____ a lesson at nine o’clock this morning.
A will be giving B would give C give D will give
Along the river _________where they will spend weekends.
| A．stands a big hotel | B．a big hotel stands |
| C．stand a big hotel | D．a big hotel stand |