According to scientists, our mental abilities begin to _______ from the age of 27 after reaching the highest level at 22.
— Will your brother stay home tonight?— I’m not quite sure. He _____ to the cinema tonight.
Since the road is wet this morning, _____ last night.
— Where is John? — He _____ in the library.
In recent years many football clubs ______ as business to make a profit. A. have run B. have been run C had been run D. will run
If their marketing plans succeed, they ____ their sales by 20 percent.