It was the first time that a Canadian ________ a gold medal in a Winter Olympics . [ ]

In the car market, I have to choose ____ because Idon’t have enough money for my favourite.

If we________ other people’s love and trust in us, we will be cast aside by others one day.[ ]

It’s not easy to learn English well. ________as much as possible is necessary. [ ]

The weather in Beijing in summer is ___than thatin Shanghai. They are different.