单选题 China and the EU agreed to ______ cooperation to meet key environmental challenges such as air, water and soil pollution.

单选题 West Mercia Police want more people to ______ to work alongside local officers.

单选题 In China, elders are traditionally treated with great respect and ______.

单选题 There is no doubt that getting organized before work does lead to a more ______ day.

单选题 John is a ______ employee. Whenever you see him, he is buried in his work.

单选题 China’s development will not stand in the way of any country, nor will it ever ______ a threat to any country.

单选题 Many of us come from cultures where it’s polite to be modest, and this can make it hard to ______ our own strengths without any outside help.

单选题 In the end both companies decided to use this technology, but only in their ______ markets.

单选题 However, when we look a bit deeper, problems begin to ______.