The girl has a great interest in sport and ________ badminton classes twice a week over the last three years.????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? (2013·福建，26)

A．took? B．is taking

C．takes? D．has been taking

Read this story，________you will realize that not everything can be bought with money.????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? (2013·四川，4)

A．or? B．and

C．but? D．so

We are confident that the environment________by our further efforts to reduce pollution.????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? ????????????? (2013·辽宁，30)

A．had been improved? B．will be improved

C．is improved? D．was improved

—Oh no！We’re too late.The train________.

—That’s OK.We’ll catch the next train to London.(2013·山东，27)

A．was leaving? B．had left

C．has left? D．has been leaving

________small，the company has about 1,000 buyers in over 30 countries.(2013·天津，5)

A．As? B．If

C．Although? D．Once