. The purpose of new technologies is to make life easier, ______ it more difficult.
Food safety is important, so the government spares no efforts to prevent food pollution.
Recently, the Chinese government gave some examples of Dalai Lama’s visiting foreign countries had affected China.
It have been Tom that parked the car here, as he is the only one with a car.
--- You ought to have given them some advice. --- , but who cared what I said?
The hospital is tests to find out what’s wrong with the little boy.