— Do you have any plans for the winter holiday?— Since you are crazy about music, why not go to some ________ concerts?
By the time I locked the door,I realized I________my keys at home.
—“Food Safety”has become one of the hottest topics recently.—Yeah,it receives________Internet hits(点击)a day.
The Xiamen-Shenzhen high speed railroad will run________eight cities.A.acrossB.throughC.over
When the door bell ________I was listening to music.
Yesterday I met Sandy.We________each other since________middle school.