It is reported that Beijing and Zhangjiakou（张家口）will compete to host the 2022 Winter Olympics, which will _____ China’s social development.
A. interest B. benefit C. gain D. contain
With the Internet widely used, a(an)___change has taken place in the way people communicate with one another.
A. approximateB. independentC. fundamental D. Agricultural
When Mr. Smith took over the company, it was already heavily______ and had no money to pay the workers.
A. in danger B. in relief C. in debt D. in return
Children need a lot to grow up, but ________ they need love and care.
A．above all B．in all C．at all D．after all
Our earth is getting warmer and warmer. It is time for us to_____ the emission(排放) of CO2.
A. break down B. cut in C. cut down D. cut off
We arranged to meet at 8:00 , but she never__________.
A. turned up B. turned down C. turned off D. turned over
