29. Can you say _____ certain when he will come here?
Though they lost the game, a small but crowd cheered as the players came off the court.
The doctor advised her to wear flat shoes her back problem.
---Waiter! How soon can I get my food? I just have half an hour left before my train leaves. ---It be ready in five minutes.
If the drought in Southwest China, the crops will be ruined. Worse still, both people and animals will be threatened with a lack of drinking water.
The present financial crisis has greatly contributed to thousands of workers and many factories .