We have brought in a good grain harvest for three years_________.
| A．on purpose | B．on end | C．on duty | D．on watch |
The study of nearly 10,000 people showed that those who drank more than two cups of coffee or tea per day developed the disease at half the rate of those who drank _________ than one cup each day.
| A．little | B．less | C．more | D．fewer |
There are citizens who support graffiti, saying it’s a welcome addition to _________ dull street.
| A．otherwise | B．rather | C．therefore | D．approximately |
George couldn’t remember when he first met Mr. Anderson, but he was sure it was _______ Sunday because everybody was at _________ church.
| A．a; / | B．the; / | C．/; the | D．/; a |
—Do you have anything to say for yourselves?
—Yes, there is one point _________ we must insist on
| A．why | B．where | C．how | D．/ |
Cars do cause us some health problems—in fact far more serious _________ than mobile phones do.
| A．one | B．ones | C．it | D．those |