The game helps you learn English __ tasting your konwledge of English grammer and vocabulary.
A.by B.with C.to D.bafore
When __ the teacher __ here?He has __ here for several hours.
A.has been;come B.did arrive;got C.did come;been D.has left;been away from
When it began to snow last night,we__(have)a meeting.是不是填were having?
He ___(choose)many times
It's really wonderful to see the snow ___(fall)down from the sky.
It has been dead for a week.（同義句）
____ ____ a week ___ it ____.
A week___ ____ ____ it ____.
He has worked as a guide for two years.（同義句）
He ___ ___ ____ as a guide two years ago.