Where _________ we go this weekend — Let’s go to the park together.

Is _______ Qinghai-Tibet Railway plays an importantrole in China’s railway history the topic that you’re coming to

6 The Olympic Games _____ held every _____years

It is not clear ____the effects of global warming will be.

There’s a saying, “Life is 10% ________ happens to us and 90% ________ we choose to react to it.”