Coca-Cola began to enter China's market ______. And it’s still quite popular now.
| A．In 1970's | B．In 1970s |
| C．In the 1970s' | D．In the 1970s |
---________ was your school trip last week?
---It was excellent. We went to the beach.
| A．How | B．When | C．Where | D．What |
---_____________have you been like this?
---For two days.
| A．How long | B．How often | C．Why | D．How |
She has learned English ______ nine years.
| A．since | B．for | C．when | D．before |
He _______every morning since five years ago.
| A．ran | B．has run | C．runs | D．is running |
---Have you _____been to Beijing?
---No, but I want to go there next year.
| A．never | B．ever | C．always | D．sometimes |