I’d appreciate ____ if you wouldlike to teach me how to use the computer.

The thief was caught by the police in therailway station before he was able to _____.

19So eager_________a chance to answer questions, little Tommy waved hard and high in class

(2013·郑州高中毕业班第一次质量预测)The Voice of China has set up a big stage for young people with a talent for music, ________ some of them have stood out among others.

It’s reported that a person throws away 50kg of food every year. We should save food.