备战2018年高考选择题每日一练（21）

  _____ the students came from different countries, they got along quite well in the summer camp.

China Today attracts a worldwider readership          shows that more and more people all over the world want to learn about China.

It was when we were returning home ________ I realized what a good feeling it was to have helped someone in trouble.

________ what you're doing today important, because you're trading a day of your life

for it

All we need ________ a small piece of land where we can plant various kinds of fruit trees throughout the growing seasons of the year.

As the smallest child of his family, Alex is always longing for the time    he should be able to be independent.

Reading her biography, I was lost in admiration for       Doris Lessing had achieved in literature.

The exhibition tells us     we should do something to stop air pollution.

Only when Lily walked into the office ______ that she had left the contract at home.

The boss of the company is trying to create an easy atmosphere ______ his employees enjoy their work.