If I take this medicine twice a day, it should _______ my cold.
When he left the room, he ________ the door key to me. [ ]
Many companies give away small quantities of their produce as samples ____ people can try them before buying them
, _______ on the Xiang River, is animportant city, second only to Changsha
Excuse me, Where is our English teacher—Look, she is on the playground ________an yellow scarf today.